Atoms and molecules
Authored by Bio chem
Chemistry
9th Grade
NGSS covered
Used 116+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of these items is made up of one or more molecules?
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The smallest unit of an element that still has the properties of that element.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
When you cool matter, what happens to the atoms and molecules?
they move faster
they move slower
they stop moving
they stay the same
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the molar mass of CO2?
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is a chemical formula?
H2SO4
Si
Hg
C
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is a chemical symbol?
H2O
O
NaCl
FeO
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A mole of Neon contains
6.02 x 1023 _____.
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