Chemical Reactions, Matter and Energy

Chemical Reactions, Matter and Energy

6th - 8th Grade

15 Qs

quiz-placeholder

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Chemical Reactions, Matter and Energy

Chemical Reactions, Matter and Energy

Assessment

Quiz

Other Sciences

6th - 8th Grade

Hard

Created by

Charles Martinez

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

in a chemical equation, the reactants are on which side of the arrow?
top
right
left
bottom

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In a chemical equation, the products are on which side of the arrow?
top
right
left
bottom

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In a chemical equation, what is a subscript and what does it tell you?
the larger number in the front of the chemical formula that tells you the number of molecules in the reaction
the smaller number after the chemical symbol that tells you the number of molecules in the reaction
the larger number in the front of the chemical formula that tells you the number of atoms per molecule in the reaction
the smaller number after the chemical symbol that tells you the number of atoms per molecule in the reaction

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In a chemical equation, what is a cofeeicient and what does it tell you?
the larger number in the front of the chemical formula that tells you the number of molecules in the reaction
the smaller number below the chemical symbol that tells you the number of molecules in the reaction
the larger number in the front of the chemical formula that tells you the number of atoms per molecule in the reaction
the smaller number below the chemical symbol that tells you the number of atoms per molecule in the reaction

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In an exothermic reaction, energy is ________.
Absorbed
Released

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In an endothermic reaction, energy is ________.
absorbed
released

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Reactants + Energy → _________
Atoms
Molecules
Products
Energy

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