Balancing Chemical Equations

Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
Standards-aligned
Kimberly Parker
Used 11+ times
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Fill in the missing part(s) of the rule for balancing equations below:
Write correct formula for all _____ to left of arrow & all _____ to right.
reactants
products
products
reactants
production
reaction
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Fill in the missing part(s) of the rule for balancing equations below:
Use _____ to balance equation. ( large _____ in front of formula)
the coefficient goes with everything that comes _____ it until (+) or ( ---> )
coefficients
number
after
reactants
symbol
after
coefficients
number
before
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Fill in the missing part(s) of the rule for balancing equations below:
balance by _____ … usually leave the _____ until last
trial and error
H and O
guessing
number
using the formula
chemicals
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Fill in the missing part(s) of the rule for balancing equations below:
multiply _____ by the _____ of element to determine number of _____ or _____.
coefficient
subscript
atoms
ions
reactant
amount
electrons
protons
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
_______ change the subscript to balance!
NEVER
ALWAYS
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
2(NH4)3PO4 =
4NH4+ and 6 PO4
6 NH4+ and 2 PO4 -3
6 NH4+ and 3 PO4 -3
6 NH-4+ and 2 PO4 -3
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a polyatomic ion appears unchanged on both sides of an equation, then count it as a single unit.
TRUE
FALSE
Tags
NGSS.HS-PS1-7
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