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Balancing chem Equa. & Moles conversion

Authored by Ryan Olson

Chemistry

10th Grade

NGSS covered

Used 3+ times

Balancing chem Equa. & Moles conversion
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16 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many atoms of carbon (C) are in C6H12O6?

3
6
12
24

Tags

NGSS.MS-PS1-1

2.

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

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How many Hydrogen are in 4H2O?

6
8
2
4

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Balance this equation...
HgO --> Hg + O2

It is balanced 
2HgO --> Hg + O2
2HgO --> 2Hg + O2
I don't know...Oh well!

Tags

NGSS.MS-PS1-5

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Balance this equation.
_CF+ _Br-- _CBr+ _F2

2,1,2,1
1,2,2,1
1,2,1,2
2,2,2,2

Tags

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Balance this equation
_Al +_HCl --> _H+_AlCl3

2, 6, 3, 2
it is already balanced
4, 12, 3, 4
2, 1, 4, 5

Tags

NGSS.MS-PS1-5

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