elements and compounds
Authored by EVELYN DELLOMAS
Science
7th Grade
NGSS covered
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following substances is not a compound?
HCl
Cl
NaCl
CO2
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following represents an element?
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following could be a symbol on he periodic table of elements?
JZ
jz
Jz
JZa
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Salt water boils and the water completely evaporates, salt (NaCl) is left in the bottom of the beaker. Which of the following is left in the beaker?
Tags
NGSS.MS-PS1-4
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What cannot be broken down into other substances?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is made up two or more elements that are chemically combined?
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
NGSS.MS-PS1-1
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