Molecules, Compounds, Mixtures, & Solutions

Quiz
•
Science
•
6th - 8th Grade
•
Medium
Standards-aligned
Marlisa Lake-Day
Used 419+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Molecules are held together by forces called
physical bonds
chemical bonds
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Carbon and oxygen combine chemically to form carbon dioxide. Carbon dioxide is
an ion
a nucleus
a compound
an atom
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A compound can be separated chemically into
elements
molecules
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2 atoms of hydrogen and 1 atom of oxygen combine to form water. What is the chemical formula for water?
H₂O
H₂O₂
HO₂
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Carbon dioxide's chemical formula is known as
C₂O₂
CO
CO₂
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Subscripts are used to identify the number of atoms in a compound. How many atoms of carbon are in C₆H₈O₆? (Better known as Vitamin C.)
8
6
12
20
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hydrogen Peroxide has a chemical formula of H₂O₂. Which atoms make up this compound?
2 atoms of hydrogen and 1 atom of oxygen
1 atom of hydrogen and 2 atoms of oxygen
2 atoms of hydrogen and 2 atoms of oxygen
Tags
NGSS.MS-PS1-1
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