Parts of the Chemical Equation

What is the number before a chemical formula called?
Ex: 2H₂ + O₂ --> 2H₂O

• Coefficient

• Subscript

• Atom

• Equation

What are the larger numbers that you CAN CHANGE in a chemical equation? 

• Coefficient 

• Products

• Reactants

• Subscripts

Identify the Reactants in this equation.

• A

• B

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Which of the following shows the correct way to balance the chemical equation?
Fe + O₂ -> Fe₂O₃

• 4Fe + 3O₂ -> 2Fe₂O₃

• 2 Fe + 3O₂ -> Fe₂O₆

• 4 Fe + O₆ -> 2Fe₂O₃

• None of the options are correctly balanced.

Tags

NGSS.MS-PS1-5

Fill in the blank to balance the chemical equation.
2KI + ____Cl₂ → 2KCl + I₂

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

the starting materials in a chemical reaction are called what?

• Products

• Reactants

• Starters

• Enders

The substances listed on the right side of a chemical equation are the

• Yields

• Reactants

• Products

• Precipitates

Tags

NGSS.MS-PS1-2

The substances listed on the left side of a chemical equation are the

• Products

• Coefficients

• Precipitates

• Reactants

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-1

a substance that is formed as the result of a chemical reaction is called

• Product

• Reactant

• Starters

• Enders

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

What is the term for the number placed in front of a chemical formula in a balanced equation?

• Coefficient

• Subscript

• Molecule

• Element