TEST - Identify and Balance

Front

What type of reaction is represented by AB + X ⟶ XB + A?

Back

Single replacement reaction: A reaction where one element replaces another in a compound.

Front

Is the equation 2H₂O + O₂ ⟶ 4MgO + 3Fe balanced?

Back

No, the equation is not balanced.

Front

What is the coefficient of water in the equation 2H₂O + O₂ ⟶ 4MgO + 3Fe?

Back

2

Front

Balance the equation: ____ Al + ____ HCl → ____ AlCl₃ + ____ H₂

Back

2, 6, 2, 3

Front

What products are typically formed in a neutralization reaction?

Back

Water and salt.

Front

Define a synthesis reaction.

Back

A synthesis reaction is a type of chemical reaction where two or more reactants combine to form a single product.

Front

What is a decomposition reaction?

Back

A decomposition reaction is a type of chemical reaction where a single compound breaks down into two or more simpler products.

Front

Explain a double replacement reaction.

Back

A double replacement reaction is a type of chemical reaction where two compounds exchange ions or bonds to form two new compounds.

Front

What is the purpose of balancing chemical equations?

Back

To ensure that the number of atoms of each element is the same on both sides of the equation, adhering to the law of conservation of mass.

Front

What does the coefficient in a chemical equation represent?

Back

The coefficient indicates the number of molecules or moles of a substance involved in the reaction.