Chemical formulas
Authored by ELAINE DAVIS
Science
7th - 9th Grade
NGSS covered
Used 16+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The basic unit of an element is called ___
atom
element
proton
product
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
____ is a substance that can't be broken down. It's made of one kind of atom.
atom
element
mixture
product
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
______ is the process where one or more substances change into one more more new substances.
reactants
products
chemical reaction
magic
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The substances that react together are _____
reactants
products
chemical reaction
magic
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The substances are made in a chemical reaction are _____
reactants
products
chemical reaction
magic
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many ELEMENTS are in NH3 ?
1
2
3
4
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many ELEMENTS are in H2O ?
1
2
3
4
Tags
NGSS.MS-PS1-1
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