Chapter 8 Atoms and Molecules (Periodic Table needed)
Authored by QIAN WU
Science
7th Grade
NGSS covered
Used 5+ times
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38 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electrons have a mass smaller to that of a neutron.
True
False
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An atom contains an equal amount of protons and electrons.
True
False
3.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
Molecules are made up of two or more (a) that are chemically bonded.
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms and elements in the molecule with this formula?
1 atom and 3 elements
2 elements and 2 atoms
2 element and 1 atom
2 atoms and 1 element
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms and elements in the molecule with this formula?
3 atoms and 3 elements
4 atoms and 4 elements
4 elements and 2 atoms
2 atoms and 4 elements
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many atoms and elements in the molecule with this formula?
3 elements and 3 atoms
3 elements and 3 atoms
3 elements and 7 atoms
7 elements and s atoms
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the relative mass of an proton?
1
0.5
1/1840
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