Balancing and Classifying Chemical Reactions

What is the left part of a chemical equation called?

2H₂ + O₂ ---> 2H₂O

• Reactants

• Products

• Coefficients

• Subscripts

Tags

NGSS.MS-PS1-5

What is the right part of a chemical equation called?

2H₂ + O₂ ---> 2H₂O

• Reactants

• Products

• Coefficients

• Subscripts

What is the little number after an element in a chemical formula called?

Example: H₂

• Reactant

• Product

• Coefficient

• Subscript

What is the number before a chemical formula called?

Example: 2H₂ + O₂ ---> 2H₂O

• Reactant

• Product

• Coefficient

• Subscript

What does a subscript tell you?

Example: 2 H₂ + O₂ ---> 2 H₂O

• The charge on the atom

• The charge on the particle

• The number of particles

• The number of atoms of an element

Tags

NGSS.MS-PS1-1

What does a coefficient tell you?

Example: 2 H₂ + O₂ ---> 2 H₂O

• The charge on the atom

• The charge on the particle

• The number of particles

• The number of atoms of an element

Tags

NGSS.MS-PS1-5

How many elements are in C₆H₁₂O₆?

• 3

• 6

• 12

• 24

Tags

NGSS.MS-PS1-1

How many Mn atoms are found in 2 MnO₄?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

What is the total number of particles present in 5 Na₃PO₄?

• 5

• 8

• 40

• 55

Tags

NGSS.MS-PS1-1

What is the total number of atoms present in 5 Na₃PO₄?

• 5

• 8

• 40

• 55

Tags

NGSS.MS-PS1-1