Chemical Reactions

Front

What is a subscript in a chemical formula?

Back

A small number written below and to the right of a chemical element or formula indicating the number of atoms of that element present in a compound.

Front

How many atoms of carbon (C) are in C₆H₁₂O₆?

Back

6

Front

How many elements are in C₆H₁₂O₆?

Back

3

Front

How many Hydrogen atoms are in 4H₂O?

Back

8

Front

How many Sodium (Na) atoms are in 6NaCl?

Back

6

Front

What is a coefficient in a chemical equation?

Back

A number placed in front of a chemical formula to indicate how many molecules or moles of that substance are present.

Front

What does the term 'reactants' refer to in a chemical reaction?

Back

The starting substances that undergo a chemical change.

Front

What does the term 'products' refer to in a chemical reaction?

Back

The substances that are formed as a result of a chemical reaction.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed; it is conserved.

Front

What is a chemical equation?

Back

A symbolic representation of a chemical reaction showing the reactants and products.