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Predicting Products
Test Description: Predicting Products of Chemical Reactions
Instructions: Answer all questions to get your test result.
1) Hydrochloric acid
A
2HCl=H2+Cl2
B
HCl=H+Cl
C
2HCL=2H+Cl2
D
2HCl=H2+Cl
2) Aluminum Flouride+Sulfuric Acid=
A
2AlF3+3H2SO4=1Al(SO4)3+6HF
B
AlF3+H2SO4= AlSO4+H2F3
C
Al3F+HSO4=AlSO4+H3F
D
2AlF3+H2SO4=2HAl+3F2(SO4)
3) Aluminium+ copper(II) chloride=
A
Al2+2CuCl2=2CuAl+4Cl
B
2Al+3CuCl2=2AlCl3+3Cu
C
Al2+CuCl=Al2Cl+Cu
D
Al+CuCl2=CuAl+Cl2
4) Sodium+oxygen=
A
2Na+O2=Na2O2
B
Na+O2=NaO2
C
2Na+O=Na2O
D
4Na+O2=2Na2O
5) Aluminum sulfate+sodium bicarbonate=aluminum hydroxide+sodium sulfate+carbon dioxide
A
Al2(SO4)3+6NaHCO3=2Al(OH)3+3Na2SO4+6CO2
B
Al(SO4)+NaHCO3=Al(OH)3+NaSO4+CO2
C
Al(SO4)3+NaHCO3=ALIOH)3+Na2SO4+CO2
D
Al2(SO4)3+6NaHCO3=Al(OH)3+3Na2SO4+CO2
6) (NH4)2Cr2O7=Cr2O3+N2+4HOH
A
1,2,1,4
B
2,2,2,8
C
1,1,1,4
D
4,2,2,8
7) HCl+Mg(OH)2=
A
2HCL+Mg(OH)2=H2Mg+2ClOH
B
2HCl+Mg(OH2)2=MgCl+2HOH
C
2HCl+Mg(OH)2=MgCl2+2HOH
D
HCl2+Mg(OH)2=MgCl2+HOH
8) Pb(NO3)2+KOH=
A
Pb(NO3)2+KOH=PbK+(NO3)OH
B
Pb(NO3)2+KOH=Pb(OH)2+2KNO3
C
Pb(NO3)2+2KOH=Pb(OH)2+2KNO3
D
Pb(NO3)2+KOH=PbOH+KNO3
9) Li+N2=
A
Li+N2=LiN2
B
2Li+N2=2LiN
C
6Li+N2=2Li3N
D
2Li+N2=Li2N2
10) Ca+AgCl=
A
Ca+2AgCl=CaCl2+2Ag
B
2Ca+2AgCl=2AgCa+Cl2
C
Ca+AgCl=CaCl+Ag
D
Ca+2AgCl=CaCl2+Ag2
*select an answer for all questions
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