7th Grade Balancing Equations Quiz

7th Grade Balancing Equations Quiz

Assessment

Quiz

Science

8th Grade

Medium

NGSS
MS-PS1-5, MS-PS1-1, MS-PS1-2

Standards-aligned

Created by

Pam Evans

Used 300+ times

FREE Resource

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22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Balance this equation:
MgCl2 --> Mg4+ Cl2
It's already balanced.
4MgCl2 --> Mg4+ 4Cl2
4MgCl2 --> Mg4+ 5Cl2

Tags

NGSS.MS-PS1-5

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Balance this equation:
 2Li + Cl2 -> LiCl
2Li + Cl2 -> 4LiCl2
2Li + Cl2 -> LiCl2
2Li + Cl2 -> 2LiCl

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

(extra credit)

Products

Coefficients

Precipitates

Reactants

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In chemical reactions, what does the principle of conservation of mass mean?

(extra credit)

Matter is not created or destroyed.

The total mass of the reactants is greater than the total mass of the products.

The total mass of the reactants is less than the total mass of the products.

Matter is not changed.

Tags

NGSS.MS-PS1-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many Hydrogen (H) atoms are in NH3O5
3
4
5
1

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Name the part in red (extra credit):


H2 + O2 -> H2O

Coefficient

Product

Yield

Subscript

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Name the part in red (extra credit):


_2_H2 + _1_O2 -> _2_H2O

Coefficient

Product

Yield

Subscript

Tags

NGSS.MS-PS1-5

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