Chemical Reactions

Chemical Reactions

6th - 8th Grade

37 Qs

quiz-placeholder

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Chemical Reactions

Chemical Reactions

Assessment

Quiz

Chemistry, Science

6th - 8th Grade

Medium

Created by

Sammantha Stiles

Used 2+ times

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37 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

According to the law of conservation of mass, matter cannot be created or ________

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False: In a complete chemical equation, there must be the same number of atoms of each element on the reactants and products side.

True

False

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

In a chemical reaction, atoms ________ and form new bonds.

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

Look at the chemical equation.


How many atoms of mercury (Hg) are in the reactants?

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

Look at the chemical equation.


How many atoms of oxygen (O) are in the reactants?

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

Look at the chemical equation.


How many atoms of mercury (Hg) are in the products?

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Media Image

Look at the chemical equation.


How many atoms of oxygen (O) are in the products?

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