Chemical Reactions Quiz 2 Review

Which reaction type produces only one product?

• Synthesis

• Decomposition

• Replacement

Which reaction type starts with only one reactant?

• Synthesis

• Decomposition

• Replacement

Which reaction type shows one element trading places with another element? Each side of the equation has one element and one compound.

• Single Replacement

• Double Replacement

Which reaction type shows two

elements trading places?

Each side of the equation has two compounds.

• Single Replacement

• Double Replacement

Which equations show synthesis reactions?

• Fe + S --> FeS

• 2AgBr --> 2Ag + Br2

• C + O2 --> CO2

• H2CO3 --> H20 + CO2

Tags

NGSS.MS-PS1-1

Which equations show decomposition reactions?

• Fe + S --> FeS

• 2AgBr --> 2Ag + Br2

• C + O2 --> CO2

• H2CO3 --> H20 + CO2

Which equations show single replacement reactions?

• Mg + 2HCl --> MgCl2 + H2

• Na2S + 2HCl --> 2NaCl +H2S

• Cl2 + CaI2 --> CaCl2 + I2

• AgNO3 + NaCl --> AgCl + NaNO3

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which equations show double replacement reactions?

• Mg + 2HCl --> MgCl2 + H2

• Na2S + 2HCl --> 2NaCl +H2S

• Cl2 + CaI2 --> CaCl2 + I2

• AgNO3 + NaCl --> AgCl + NaNO3

Tags

NGSS.MS-PS1-2

A burning candle is an example of which form of chemical reaction?

Is it exothermic or endothermic?

• Exothermic

• Endothermic

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A baking soda and vinegar reaction is an example of which form of chemical reaction? The surroundings get cold.

• Exothermic

• Endothermic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4