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Grade 7 - Elements and Compounds

Authored by BaYan N

Science

7th Grade

NGSS covered

Used 426+ times

Grade 7 - Elements and Compounds
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40 questions

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1.

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.

useful to human beings

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Chemical Symbol for Magnesium?

12

Magnesium

24.31

Mg

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Compounds are different than elements because compounds are ---

combinations of two or more elements.

not able to be broken down into parts.

made from the same type of atoms.

a pure substance; elements are not.

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The smallest particle of any particular type of matter is known by which of the following terms?

Element

Chemical

Atom

Compound

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is sugar (C12H22O11) an element or a compound?

Element
Compound

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is Iron (Fe) an element or a compound?

Element
Compound

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following represents an element?

H2O
H2
NaCl
CaCO3

Tags

NGSS.MS-PS1-1

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