Balancing Equations and Chemical Reactions

Front

What type of chemical reaction is represented by the equation NaBr + Ca(OH)2 → CaBr2 + NaOH?

Back

Double Replacement

Front

According to the chemical formula H2SO4, how many Sulfur (S) atoms are present?

Back

1

Front

What type of chemical reaction is represented by the equation CaCO3 → CaO + CO2?

Back

Decomposition

Front

TRUE or FALSE: Chemical equations can be balanced by adjusting the subscript in the chemical formulas.

Back

FALSE

Front

What coefficient is assumed if no coefficient is written before the chemical formula in a chemical equation?

Back

1

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

What is a single replacement reaction?

Back

A single replacement reaction is a type of chemical reaction where one element replaces another element in a compound.

Front

What is a double replacement reaction?

Back

A double replacement reaction is a type of chemical reaction where the anions and cations of two different compounds exchange places, forming two new compounds.

Front

What does it mean to balance a chemical equation?

Back

Balancing a chemical equation means ensuring that the number of atoms for each element is the same on both sides of the equation.