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Counting Atoms and Balancing Equations

Authored by Gen Gunderson

Chemistry

11th Grade

NGSS covered

Used 5+ times

Counting Atoms and Balancing Equations
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30 questions

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1.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

How many Hydrogen are in 4H2O + 2CH4?

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Magnesium are in 10MgCl2?

10
5
20

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

2H2 + O2 ----> 2H2O What is the product?

------>
2H2O
2H2+ O2

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many O's are in Al₂(SO₄)₃

4
12
7
24

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Number of N in (NH₄)₂CrO₄

1
2
8
16

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is a coefficient?

The small number on the right of the chemical symbol.
The large number to the left of a formula.

Tags

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Is this equation balanced?

yes
no
Not enough information

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

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