PS2 T9L3 - Chemical Reactions Quiz

Which type of reaction is:

H₂ + O₂ → H₂O

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

Which type of reaction is:

NiCl₂ → Ni + Cl₂

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

Which type of reaction is:

MgI₂ + Br₂ → MgBr₂ + I

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

Which type of reaction is:

NaCl + AgNO₃ → NaNO₃ + AgCl

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

Which type of reaction is:

Al(OH)₃ → Al₂O₃ + H₂O

• Decomposition

• Double Displacement

• Synthesis

• Single Displacement

In an exothermic reaction, energy is __________.

• taken in or absorbed

• given out or released

In an endothermic reaction, energy is __________.

• taken in or absorbed

• given out or released

In which type of reaction does one element take the place of another element in a compound?

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

The compound with a pink square is known as a ___.

• Reactant

• Product

In order for this equation to be balanced, what number must be written as a coefficient for the substance in the blue box?

• 1

• 2

• 4

• 0