Questions and Answers
What is the symbol for gold?
Au
Which nonmetal is the most reactive?
fluorine
What is the atomic number of magnesium?
12
Which alkali metal is in period 4?
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What is the most abundant element in the air that has an atomic number of 7?
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Which metal has 3 valence electrons and is used in cans?
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What is the period 3 element that will not react naturally?
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Which element has 5 valence electrons in the 3rd energy level?
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What is the most reactive metal?
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Which period 1 element is used to make balloons float?
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Which nonmetal is the only one in group 1?
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What element is responsible for the smell of rotten eggs and has 16 protons?
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Which element has an atomic number that doubles silicon?
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What is the first element in the group of rare earth metals?
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Which group 12 metal was once used in thermometers but is now known to be poisonous?
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What element has 3 valence electrons and 4 energy levels?
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Which metalloid is found in period 3?
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What is the only metalloid with 3 valence electrons?
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Which alkali metal makes up table salt?
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What element has its most common isotope with 5 neutrons?
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Study Notes
Elements and Their Properties
- Gold is represented by the symbol Au in the periodic table.
- The most reactive nonmetal is fluorine.
- Magnesium has an atomic number of 12.
- Potassium is classified as an alkali metal found in period 4.
- The most abundant element in the atmosphere, with an atomic number of 7, is nitrogen.
- Aluminum has 3 valence electrons and is commonly used in making cans.
- Argon is a period 3 element that does not readily react with other elements.
- Phosphorus has 5 valence electrons located in the 3rd energy level.
- The most reactive metal is francium.
- Helium is the period 1 element that is used to fill balloons.
- Hydrogen is the only nonmetal present in group 1.
- The element responsible for the smell of rotten eggs, with 16 protons, is sulfur.
- Nickel has an atomic number that is double that of silicon.
- Scandium is recognized as the first element in the rare earth metals group.
- Mercury, a group 12 metal, was historically used in thermometers but is now considered poisonous.
- Gallium has 3 valence electrons and consists of 4 energy levels.
- The only metalloid in period 3 is silicon.
- Boron is the sole metalloid with 3 valence electrons.
- Sodium is the alkali metal that combines with chlorine to form table salt.
- The most common isotope of beryllium contains 5 neutrons.
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Description
Test your knowledge of the periodic table with this scavenger hunt flashcard quiz! Identify elements based on their symbols, reactivity, atomic numbers, and more. Perfect for students and enthusiasts alike.
