Chemistry Quiz 1 Review

Chemistry Quiz 1 Review

7th - 8th Grade

20 Qs

quiz-placeholder

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Chemistry Quiz 1 Review

Chemistry Quiz 1 Review

Assessment

Quiz

Chemistry, Science

7th - 8th Grade

Medium

Created by

Maria Johnson

Used 5+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following atomic symbols is written correctly?

ee
hE
C
CL

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following chemical formulas represents a compound? 

C3
O2
CH3CHO
H2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement best describes an element?

made from mixture

thousands in the world

pure, made of only one type of atom

can be separated

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Carbon is considered an element while carbon dioxide is considered a compound. This is because carbon dioxide is –

a gas at room temperature.
made of two different elements.
given off by green plants.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This picture represents which of the following?

element
compound
mixture

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This picture represents which of the following?

molecule

compound

mixture

heterogeneous mixture

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The chemical formula for baking soda is NaHCO3. Which elements are part of this formula?

Na, H, CO

Na, HC, O

NaH, CO

Na, H, C, O

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