Atoms Molecules Compounds
Authored by Lisa Thompson
Science
7th Grade
NGSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of atom is element C?
Normal atom
Ion
Isotope
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a substance with unique physical and chemical properties that can't be reduced by chemical means.
an element
an atom
a molecule
a compound
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Hydrogen atoms are in 4H2O?
6
8
2
4
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many atoms are there TOTAL in H2SO4 ?
6
5
7
3
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A subscript is the small number below the element symbol that tells the number of _______ of that element.
atoms
valence electrons
protons
elements
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a compound?
Co
O2
C
CO2
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Nitrogen atoms are in the in H2C3O4N5?
2
3
4
5
Tags
NGSS.MS-PS1-1
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