Balancing Equations

Front

What is the left part of a chemical equation called?

Back

Reactants

Front

In the reaction 2H₂ + O₂ → 2H₂O, how many molecules of water are produced?

Back

2

Tags

NGSS.MS-PS1-5

Front

What is the little number after an element in a chemical equation called? Example: H₂

Back

Subscript

Front

How many Sodium (Na) atoms are in Na₂CO₃?

Back

2

Tags

NGSS.MS-PS1-1

Front

How many Hydrogen atoms are in 4H₂O?

Back

8

Tags

NGSS.MS-PS1-1

Front

What is the right part of a chemical equation called?

Back

Products

Front

What do we call the arrow in a chemical equation that shows the direction of the reaction?

Back

Yields

Front

In the equation 3H₂ + N₂ → 2NH₃, how many total molecules are on the left side?

Back

5

Front

What is a coefficient in a chemical equation?

Back

A number placed in front of a compound to indicate how many molecules are present.

Tags

NGSS.MS-PS1-5

Front

What does balancing a chemical equation mean?

Back

Making sure the number of atoms for each element is the same on both sides of the equation.

Tags

NGSS.MS-PS1-5