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Questions and Answers
What is the primary characteristic of elements in the same group of the periodic table?
What is the primary characteristic of elements in the same group of the periodic table?
- They have the same atomic number.
- They have similar properties. (correct)
- They all are gases at room temperature.
- They are found in the same period.
Elements in the same period of the periodic table have similar reactivity.
Elements in the same period of the periodic table have similar reactivity.
False (B)
Elements in group 2 are typically similar in their ______.
Elements in group 2 are typically similar in their ______.
reactivity
Which element listed is a noble gas?
Which element listed is a noble gas?
Match the following elements with their respective symbols:
Match the following elements with their respective symbols:
A 6-mark question requires a complex, detailed answer.
A 6-mark question requires a complex, detailed answer.
What is the purpose of using periodic tables in chemistry?
What is the purpose of using periodic tables in chemistry?
Which of the following is a property of metals?
Which of the following is a property of metals?
All metals react with water.
All metals react with water.
What type of acid is formed when zinc reacts with sulphuric acid?
What type of acid is formed when zinc reacts with sulphuric acid?
Group 1 elements are also known as __________.
Group 1 elements are also known as __________.
Match each group with its common characteristics:
Match each group with its common characteristics:
What is produced when metals react with acids?
What is produced when metals react with acids?
Group 0 elements are highly reactive.
Group 0 elements are highly reactive.
What happens during a metal displacement reaction?
What happens during a metal displacement reaction?
Which of the following metals is the least reactive with water?
Which of the following metals is the least reactive with water?
Fluorine is less reactive than iodine.
Fluorine is less reactive than iodine.
Write the complete equation for the reaction of sodium with water.
Write the complete equation for the reaction of sodium with water.
The general equation for Group 1 metals reacting with water is: metal + water → metal ________ + hydrogen.
The general equation for Group 1 metals reacting with water is: metal + water → metal ________ + hydrogen.
Match the halogens with their reactivity:
Match the halogens with their reactivity:
Which command word indicates a need to analyze information critically?
Which command word indicates a need to analyze information critically?
Halogens are metals found in group 7.
Halogens are metals found in group 7.
What is produced when potassium reacts with water?
What is produced when potassium reacts with water?
What is produced when calcium reacts with hydrochloric acid?
What is produced when calcium reacts with hydrochloric acid?
Oxidation is characterized by the loss of oxygen by a substance.
Oxidation is characterized by the loss of oxygen by a substance.
What is the general equation for oxidation?
What is the general equation for oxidation?
Magnesium + hydrochloric acid → __________ + __________.
Magnesium + hydrochloric acid → __________ + __________.
Match the following acids with their corresponding salts:
Match the following acids with their corresponding salts:
Which of the following reactions produces iron oxide?
Which of the following reactions produces iron oxide?
Copper can directly react with hydrochloric acid to produce copper oxide.
Copper can directly react with hydrochloric acid to produce copper oxide.
The reaction of zinc and oxygen produces __________.
The reaction of zinc and oxygen produces __________.
What are the rows of the Periodic Table called?
What are the rows of the Periodic Table called?
The alkali metals are very unreactive and can be found in their elemental form.
The alkali metals are very unreactive and can be found in their elemental form.
What is the term used for group 1 elements?
What is the term used for group 1 elements?
Francium is so reactive that there is only around ___ found in the Earth's crust at any given time.
Francium is so reactive that there is only around ___ found in the Earth's crust at any given time.
Why are alkali metals stored in oil?
Why are alkali metals stored in oil?
Match the alkali metals with their properties:
Match the alkali metals with their properties:
What happens when alkali metals react with water?
What happens when alkali metals react with water?
What is a common property of metals in group 1 compared to most other metals?
What is a common property of metals in group 1 compared to most other metals?
Which of the following is the correct result of the reaction between calcium and water?
Which of the following is the correct result of the reaction between calcium and water?
All metals react with water to produce metal hydroxides and hydrogen gas.
All metals react with water to produce metal hydroxides and hydrogen gas.
What is the general equation for a metal reacting with water?
What is the general equation for a metal reacting with water?
Calcium + water → __________ + __________
Calcium + water → __________ + __________
___________ + water → lithium hydroxide + __________
___________ + water → lithium hydroxide + __________
Which of the following represents a balanced equation for the reaction of sodium with oxygen?
Which of the following represents a balanced equation for the reaction of sodium with oxygen?
Match the metal with its reaction product when it reacts with water:
Match the metal with its reaction product when it reacts with water:
Explain the reaction of lithium, sodium, and potassium with water.
Explain the reaction of lithium, sodium, and potassium with water.
Flashcards
What happens when metals react with acids?
What happens when metals react with acids?
Metals typically react with acids to produce a salt and hydrogen gas. This reaction is an example of a single displacement reaction.
What happens when metals react with oxygen?
What happens when metals react with oxygen?
Metals react with oxygen to form metal oxides. This is a chemical reaction that often leads to the formation of a solid oxide layer.
What happens when metals react with water?
What happens when metals react with water?
Metals react with water to produce a metal hydroxide and hydrogen gas. This reaction is often exothermic, meaning it releases heat.
What happens when metals react with water?
What happens when metals react with water?
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What is metal displacement?
What is metal displacement?
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What are the properties of Group 1 metals?
What are the properties of Group 1 metals?
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What are the properties of Group 7 elements?
What are the properties of Group 7 elements?
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What are the properties of Group 0 elements?
What are the properties of Group 0 elements?
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Groups (Periodic Table)
Groups (Periodic Table)
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Periods (Periodic Table)
Periods (Periodic Table)
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Reactivity
Reactivity
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Conductivity
Conductivity
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Melting and Boiling Points
Melting and Boiling Points
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Malleability
Malleability
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Ductility
Ductility
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Hardness
Hardness
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What are the horizontal rows of the periodic table called?
What are the horizontal rows of the periodic table called?
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What are the vertical columns of the periodic table called?
What are the vertical columns of the periodic table called?
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What do elements in the same group of the periodic table have in common?
What do elements in the same group of the periodic table have in common?
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Why do elements in the same group have similar chemical properties?
Why do elements in the same group have similar chemical properties?
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What are the elements in Group 1 called?
What are the elements in Group 1 called?
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What are the key properties of alkali metals?
What are the key properties of alkali metals?
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Why are alkali metals stored in oil?
Why are alkali metals stored in oil?
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What happens when alkali metals react with water?
What happens when alkali metals react with water?
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What is a displacement reaction?
What is a displacement reaction?
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Define oxidation.
Define oxidation.
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What happens when a metal reacts with an acid?
What happens when a metal reacts with an acid?
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What happens when a metal reacts with oxygen?
What happens when a metal reacts with oxygen?
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What happens when a metal reacts with water?
What happens when a metal reacts with water?
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Define reduction.
Define reduction.
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What is the reactivity series of metals?
What is the reactivity series of metals?
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What is reduction?
What is reduction?
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What are alkali metals?
What are alkali metals?
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What is the general equation for the reaction of Group 1 metals with water?
What is the general equation for the reaction of Group 1 metals with water?
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What are halogens?
What are halogens?
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Why do halogens become less reactive down the group?
Why do halogens become less reactive down the group?
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Which halogen is the most reactive?
Which halogen is the most reactive?
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What are command words?
What are command words?
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How do you answer a 6-mark question?
How do you answer a 6-mark question?
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What are the key tips for answering 6-mark questions?
What are the key tips for answering 6-mark questions?
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Balancing Chemical Equations
Balancing Chemical Equations
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Metal and Water Reaction
Metal and Water Reaction
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Group 1 Metals Reacting with Water
Group 1 Metals Reacting with Water
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Coefficients in a Balanced Equation
Coefficients in a Balanced Equation
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Answering 6-Mark Questions
Answering 6-Mark Questions
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Command Words in Exams
Command Words in Exams
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Metal Oxide Formation
Metal Oxide Formation
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Reactivity Series of Metals
Reactivity Series of Metals
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Study Notes
Chemistry Revision Topics
- Metals and non-metals
- Groups and periods
- Group 1
- Group 7
- Group 0
- Acids and metals
- Acids and oxygen
- Metals and water
- Metal displacement
Chemical Equations
- Students need to complete chemical equations for various reactions, including:
- Zinc + sulphuric acid
- Copper + oxygen
- Calcium + water
- Magnesium + hydrochloric acid
- Lithium + water
Balancing Equations
- Students are given a worksheet to balance various chemical equations involving different compounds.
Periodic Table
- Students should be able to name elements from memory.
- The reason why carbon dioxide is not on the periodic table is not provided.
Think Pair Share
- Students need to identify the section of the periodic table that contains non-metals.
- Students need to determine if Section A of the provided periodic table contains metals or non-metals.
Literacy Task
- Mendeleev created the periodic table in 1869, organizing elements by atomic mass.
- He left gaps for undiscovered elements and predicted their properties.
- A French chemist discovered an element (gallium) with properties similar to Mendeleev's predictions.
- The table provided shows the melting points of different samples of gallium.
- Calculate the mean melting point for the samples.
Metallic Lattice
- The metallic lattice consists of positive ions and delocalized electrons.
- Delocalized electrons can move freely throughout the metal, allowing for the transfer of energy.
Independent Task
- Students need to categorize properties (conductor, insulator, shiny, etc.) as belonging to metals, non-metals, or both.
- Identify if an unknown element is a metal or non-metal, based on its properties and explain.
- Name a metal that rusts.
Groups
- The numbers along the table represent the group number.
- Groups are arranged vertically.
Elements in Group 1 (The Alkali Metals)
- Lithium, sodium, potassium, rubidium, cesium, and francium are alkali metals.
- They are very reactive and are rarely found in their elemental form.
- Francium is especially reactive and only exists in small amounts on Earth.
- Alkali metals are soft and typically float on water.
Group 1 Reactivity
- Alkali metals are stored in oil to prevent reactions with oxygen in the air.
- Alkali metals react with water, forming alkaline compounds.
Group 1 + Water
- The general equation for group 1 metals reacting with water is metal + water → metal hydroxide + hydrogen.
- Additional equations need to be completed for sodium and potassium.
Check for Understanding
- Describe the trend in melting points across a period in a provided dataset.
- Compare the trends in melting points across two different periods.
Exam Style Question
- The bar chart shows the melting points of titanium, zirconium and hafnium.
- Describe the pattern shown in the graph.
- Estimate the melting point of zirconium from the graph.
The Halogens
- Elements in group 7 are halogens.
- They are non-metals and are highly reactive.
- Fluorine is the most reactive halogen, and astatine is the least.
Appearance and State of Halogens
- Predict the state of halogen elements at room temperature.
Group 7 Displacement Reactions
- The more reactive element in Group 7 can displace a less reactive element from its compound.
- Examples of displacement reactions are given for chlorine displacing bromine and chlorine not displacing fluorine.
Apply Learning
- Complete the following reactions using displacement patterns:
- potassium bromide + iodine →
- lithium bromide + chlorine →
- lithium astatide + fluorine → etc.
Check for Understanding
- Complete the table about reactions between halogen water and potassium halide.
The Noble Gases
- The noble gases are in group 0.
- They are colorless, odorless, and unreactive.
- Examples include helium, neon, argon, krypton, xenon, and radon.
Group O and Trends
- Explain the trend between boiling point and the atomic mass as you go down the noble gases.
Check for Understanding
- Categorize properties (low melting point, etc.) as physical or chemical.
- Differentiate between physical and chemical properties with examples from the given dataset.
- Predict if xenon would react with nitrogen and explain.
- Predict the boiling point of krypton given the boiling points for other noble gases.
How do Other Metals React with Acid?
- Anna performed an experiment to investigate the reactivity of various metals (magnesium, zinc, iron, and lead) with acid.
Forming Salts
- Acids react with metals to produce a salt and hydrogen gas.
- The general word equation for this reaction is metal + acid → salt + hydrogen.
- An example of a reaction between calcium and hydrochloric acid is calcium chloride + hydrogen.
- Describe how hydrogen gas can be tested for.
Learning Pitstop
- Finish several chemical equations.
Metal Reactivity and Water
- Complete word equations for reactions between calcium, potassium, and other metals with water.
Exam Style Question
- Provide the details of an experiment where the reactivity of iron, lead, and zinc are compared.
- Explain reactions, safety procedures, and any needed choices for comparison.
- Name the gas formed when a metal reacts with a dilute acid.
Oxidation
- Oxidation is the gain of oxygen by a substance.
- The general equation is metal + oxygen → metal oxide.
- Complete equations for zinc + oxygen and tin + oxygen (with iron oxide as an example).
Balancing Equations
- Practice balancing simple chemical equations.
- An example with magnesium and oxygen is provided.
- Balance various additional equations.
Metals and Water
- Complete word equations involving metals reacting with water to produce metal hydroxide and hydrogen.
Exam Style Question
- Copy and complete several word equations, including lithium + water →, zinc + hydrochloric acid →, magnesium + X → magnesium sulfate +
- Provide a suitable answer for a practical scenario where students have to find the correct solution.
Group 1 Metals and Water
- Explain the reaction of lithium, sodium, and potassium with water in detail.
- Use word equations and balanced chemical equations to support the answer.
Examine Style Question
- Match metals to observations (e.g., copper, potassium, calcium) during a reaction with water.
- Results such as 'moves on surface of water,' 'lilac flame,' or 'bubbles vigorously.'
Identifying Displacement Reactions
- Describe the process of how displacement reactions occur, highlighting the disappearance of the more reactive metal and the coating of the less reactive metal on the surface.
- Include a reactivity series of metals.
Learning Check
- Predict displacement reactions of substances with a reactivity series.
- Provide word equation for reactions predicted to occur.
Exam Style Question
- Complete several reactions or complete sentences with missing information, highlighting the pairs of substances that react.
- Explain the reason for choice(s) with respect to displacement reaction.
- Provide a word equation for the reaction between two pairs of substances.
Exam Style Question
- Explain a practical scenario where students need to find out what substance is which, given particular materials like solutions (e.g., magnesium chloride, zinc chloride, copper chloride) and metal samples (e.g., iron, zinc, copper) for testing metals.
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