Parts of an Equation and review
Authored by Jane Bohlander
Science
8th Grade
NGSS covered
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
HI + KOH → KCl + H2O
HI + KOH → KCl + H2O
What are the reactants?
KI and KOH
KCl and H2O
HI and KCl
KOH and H2O
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C3H8 → C3H4 + 2H2
C3H8 → C3H4 + 2H2
What are the products?
C3H8
C3H4 and 2H2
C3H8 and 2H2
C3H4
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which equation matches the reaction description:
Hydrogen iodide reacts with potassium hydroxide to form potassium chloride and water.
HI + H2O → KCl + KOH
KCl + H2O → HI + KOH
HI + KOH → KCl + H2O
HI + KCl → KOH + H2O
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
HI + KOH → KCl + H2O
HI + KOH → KCl + H2O
What are the products
HI and KOH
KOH and H2O
KCl and H2O
HI and KCl
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C2H5OH + 3O2 → 2CO2 + 3H2O
Which formula has subscripts only?
C2H5OH
3O2
2CO2
3H2O
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
C3H8 + 5O2 → 3CO2 + 4H2O
Which formula has a coefficient of 3?
C3H8
5O2
3CO2
4H2O
Tags
NGSS.MS-PS1-1
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
C3H8 + 5O2 → 3CO2 + 4H2O
Which are formulas for compounds?
C3H8
5O2
3CO2
4H2O
Tags
NGSS.MS-PS1-1
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