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Balancing Chemical Equations

Authored by Shamira Franklin

Biology

9th - 12th Grade

NGSS covered

Used 211+ times

Balancing Chemical Equations
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the left part of a chemical equation called?
2H2 + O2 --> 2H2O

Reactants
Products 
Yields 
Chemical Equation 

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the right part of a chemical equation called...
2H2 + O2 --> 2H2O

Reactants
Products 
Yields 
Chemical Equation 

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the little number after an element in a chemical equation called.
Example: H2

Coefficient 
Subscript
Atom
Equation

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Is the following equation balanced?...
Al + O2 --> 2Al2O3

Yes!
No!

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the number before a chemical formula called?
Ex: 2H2 + O2 --> 2H2O

Coefficient
Subscript
Atom
Equation

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many aluminum atoms are in Al2(SO4)3?

1
2
3
4

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Is the following reaction balanced?
NaHCO3 --> Na2CO3 + H2O + CO2

yes
no

Tags

NGSS.HS-PS1-7

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