Simple Chemical Equations and Elements
Quiz
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many atoms of carbon (C) are in C6H12O6?
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Sodium (Na) are in 6NaCl?
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Aluminum are in Al2O3?
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many Hydrogen are in 4H2O?
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following shows the correct way to balance the chemical equation?
Fe + O2 -> Fe2O3
Tags
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following reactions is balanced?
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many HCl molecules do you need to balance this equation?
Mg + __HCl ---> MgCl2 + H2
Tags
NGSS.MS-PS1-5
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