Podcast
Questions and Answers
In a double displacement reaction, ions in aqueous solution are exchanged to form two new compounds. This is also known as a ____ reaction.
In a double displacement reaction, ions in aqueous solution are exchanged to form two new compounds. This is also known as a ____ reaction.
metathesis
Which type of chemical reaction is represented by the general equation: A + B → AB?
Which type of chemical reaction is represented by the general equation: A + B → AB?
- Synthesis (correct)
- Decomposition
- Single Displacement
- Double Displacement
Balancing chemical equations ensures that the number of atoms of each element is the same on both sides of the equation, thus adhering to the law of conservation of mass.
Balancing chemical equations ensures that the number of atoms of each element is the same on both sides of the equation, thus adhering to the law of conservation of mass.
True (A)
In the reaction of sodium sulfate ($Na_2SO_4$) with barium chloride ($BaCl_2$), what is the precipitate that forms?
In the reaction of sodium sulfate ($Na_2SO_4$) with barium chloride ($BaCl_2$), what is the precipitate that forms?
What is the chemical formula for aluminum hydroxide, a common ingredient in antacids that neutralizes stomach acid?
What is the chemical formula for aluminum hydroxide, a common ingredient in antacids that neutralizes stomach acid?
What type of chemical bond is formed between aluminum and bromine in the compound aluminum bromide ($AlBr_3$)?
What type of chemical bond is formed between aluminum and bromine in the compound aluminum bromide ($AlBr_3$)?
In the balanced equation for the reaction where carbonic acid reacts with zinc to produce hydrogen gas and zinc carbonate, the coefficient for hydrogen gas ($H_2$) is ____.
In the balanced equation for the reaction where carbonic acid reacts with zinc to produce hydrogen gas and zinc carbonate, the coefficient for hydrogen gas ($H_2$) is ____.
Match the following reaction types with their descriptions:
Match the following reaction types with their descriptions:
What is the product of the following word equation: dinitride pentoxide → ?
What is the product of the following word equation: dinitride pentoxide → ?
Lewis Dot Diagrams are only used to represent covalent bonds, and cannot represent ionic bonds.
Lewis Dot Diagrams are only used to represent covalent bonds, and cannot represent ionic bonds.
Flashcards
Potassium chlorate reaction
Potassium chlorate reaction
Potassium chlorate breaks down into potassium chloride and oxygen.
Dinitride pentoxide reaction
Dinitride pentoxide reaction
Dinitride pentoxide breaks down into nitrogen and oxygen gasses
Calcium and Iron (III) oxide reaction
Calcium and Iron (III) oxide reaction
Calcium and Iron (III) oxide react to create Iron and Calcium Oxide
Carbonic acid and zinc reaction
Carbonic acid and zinc reaction
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Sodium sulphate and barium chloride reaction
Sodium sulphate and barium chloride reaction
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Neutralization reaction
Neutralization reaction
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Double Displacement (DD)
Double Displacement (DD)
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Synthesis (S)
Synthesis (S)
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Single Displacement (SD)
Single Displacement (SD)
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Lewis Dot Diagram
Lewis Dot Diagram
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Study Notes
- Chemistry unit test was taken on October 9, 2024
Part A
- Potassium chlorate forms potassium chloride and oxygen.
- Word equation: Potassium chlorate → potassium chloride + oxygen
- N2O5 becomes N2 + O2
- Word equation: dinitride pentoxide → nitrogen + oxygen
- Ca + Fe2O3 becomes Fe + CaO
- Word equation: Calcium + Iron (III) oxide → Iron + Calcium Oxide
Part B
- Carbonic acid reacts with zinc to produce hydrogen gas and zinc carbonate producing H₂ CO3(aq) + Zn → H₂(g) + ZnCO₃
- Sodium sulphate reacts with barium chloride to produce barium sulphate and sodium chloride using Na₂SO₄ + BaCl₂ → BaSO₄ + NaCl
Part C
- Aluminum hydroxide solution successfully reacts with the hydrochloric acid in our stomachs which is a neutralization reaction
- Balanced chemical equation: Al(OH)₃ (aq) + 3HCl(aq) → AlCl₃ + 3H₂O
Part D
- 6NaOH + Co₃(PO₄)₂ → 3Co(OH)₂ + 2Na₃PO₄ is a double displacement reaction
- C₆H₇ + 3O₂ → CO₂ + H₂O is a combustion reaction
- 2Na₂O + 2H₂O → 4NaOH is a synthesis reaction
- 3F₂ + 2AlCl₃ → 2AlF₃ + 3Cl₂ is a single displacement reaction
- H₂O₂ → H₂O + O₂ is a decomposition reaction
Part E
- The Lewis Dot Diagram shows the formation of aluminum and bromine in an ionic bond.
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