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final chemistry 2020

Authored by Lisa Klein

Chemistry

8th Grade

NGSS covered

Used 1+ times

final chemistry 2020
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35 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The subatomic particle with a negative charge is the

electron
proton
neutron
nucleus 

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is not a compound?

HCl
Cl
NaCl
CO2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is NOT a characteristic of metals?

Conduct heat
Conduct electricity
Shiny
Semiconductor

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All the elements on the left side of the periodic table are called..

Metals

Metalloid

Nonmetals

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Density is...

the amount of mass in an object
the amount of space an object takes up
the amount of mass in a given space
the weight of an object

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A _________ is a substance made of two or more DIFFERENT elements chemically combined. 

mixture
compound
substance 

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the molecules doing when ice is melting?

speeding up
staying the same
slowing down
vibrating

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