Balancing Chemical Equations

The ____ are new substances that are created following or after a chemical reaction.

• Reactants

• Monoliths

• Products

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The _________________ are either elements or compounds which are present prior to or before a chemical reaction.

• Products

• Reactants

• Vibranium

• Coefficients

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The large number before a molecule is called a _______________.

• Subscript

• Capital Number

• Coefficient

The arrow in a chemical equation represents the ________________ ________________.

• Chemical Reaction

• Chemical Formula

• Coefficient

• Atomic Mass

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The subscript represents the number of ____________ in a chemical equation.

• Molecules

• Numbers

• Atoms

• Coefficients

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-1

Is the following equation, balanced or unbalanced? NaBr + CaF2 --> NaF + CaBr2

• Balanced

• Unbalanced

Tags

NGSS.MS-PS1-5

Is the following equation, balanced or unbalanced? 4 Fe + 3 O2 --> 2 Fe2O3

• Balanced

• Unbalanced

Tags

NGSS.MS-PS1-5

Is the following equation, balanced or unbalanced? SnO2 + 2 H2 --> Sn + 2 H2O

• Balanced

• Unbalanced

Tags

NGSS.MS-PS1-5

Is the following equation, balanced or unbalanced? K + 2 MgBr --> KBr + Mg

• Balanced

• Unbalanced

Tags

NGSS.MS-PS1-5

Balance the following equation--> What coefficient would need to be put in front of HCl to balance this equation. CH4 + 4 Cl2 → CCl4 + _____ HCl

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-5