
Chemical reactions
Authored by Bob Santisteven
9th - 12th Grade

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28 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balancing this reaction: ____ CH4 + ____ O2 ---> ____ CO2 + ____ H2O
2,1,3,1
1,2,1,2
1,2,2,1
2,1,1,2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance this reaction: ____ NH3 + ____ H2SO4 ---> ____ (NH4)2SO4
2,1,1
2,1,2
1,2,2
2,2,1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance this reaction: ____ NaF + ____ Br2 ---> ____ NaBr + ____ F2
3,1,2,1
1,2,3,4
2,1,2,1
1,2,1,2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance this reaction: ____ AlBr3 + ____ K2SO4 ---> ____ KBr + ____ Al2(SO4)3
1,1,1,1
2,3,6,1
2,6,1,1
3,1,2,2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance this reaction: ____ Na3PO4 + ____ KOH ---> ____ NaOH + ____ K3PO4
1,3,3,1
1,3,2,1
2,3,3,1
1,1,3,1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance this reaction: ____ GaF3 + ____ Cs ---> ____ CsF + ____ Ga
1,1,3,1
1,2,3,1
2,3,3,1
1,3,3,1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Balance this reaction: ____ HCN + ____ CuSO4 ---->____ H2SO4 + ____ Cu(CN)2
2,1,1,2
2,1,1,1
1,2,2,1
1,2,1,1
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