GRADE 8 - BALANCING EQUATIONS

GRADE 8 - BALANCING EQUATIONS

7th - 10th Grade

51 Qs

quiz-placeholder

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GRADE 8 - BALANCING EQUATIONS

GRADE 8 - BALANCING EQUATIONS

Assessment

Quiz

Science, Chemistry

7th - 10th Grade

Medium

Created by

Sugita Mehta

Used 1+ times

FREE Resource

51 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

What does the Law of Conservation of Mass state?
Matter cannot be gained or lost in a chemical reaction.
Matter can only be lost in a chemical reaction.
Matter can only be gained in a chemical reaction.
Matter can be gained and lost in a chemical reaction. 

2.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

What is the left part of a chemical equation called?
2H2 + O2 --> 2H2O
Reactants
Products 
Yields 
Chemical Equation 

3.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

What is the right part of a chemical equation called...
2H2 + O2 --> 2H2O
Reactants
Products 
Yields 
Chemical Equation 

4.

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

What is the total number of atoms present in 5Na3PO4
5
40
55
8

5.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

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

6.

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

Is the following equation balanced?...
Al + O2 --> 2Al2O3
Yes!
No!

7.

MULTIPLE CHOICE QUESTION

2 mins • 12 pts

Is the following equation balanced?
2C2H2 + 5O2 --> 4CO2 + 2H2O
yes
no

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