| Quiz | balancing equations 2 |
|---|---|
| Name | |
| Result | PASSED |
| Score | 19 / 20 (95%) |
| Passing score | 16 |
| Quiz took | 4 min 03 sec |
| Quiz finished at | 2023-03-25 14:25:17 |
SO2 + 2 Li2Se → # SSe2 + 2 Li2O What number should replace the # symbol to balance the above equation?
1 Na3PO4 + 3 KOH → # NaOH + 1 K3PO4 What number should replace the # symbol to balance the above equation?
GaF3 + 3 Cs → # CsF + Ga What number should replace the # symbol to balance the above equation?
BaS + PtF2 → # BaF2 + PtS What number should replace the # symbol to balance the above equation?
2 Al + 6 HCl → # H2 + 2 AlCl3 What number should replace the # symbol to balance the above equation?
2 Na3PO4 + 3 CaCl2 → # NaCl + Ca3(PO4)2 What number should replace the # symbol to balance the above equation?
2 NH3 + H2SO4 → # (NH4)2SO4 What number should replace the # symbol to balance the above equation?
2 AlBr3 + 3 K2SO4 → # KBr + Al2(SO4)3 What number should replace the # symbol to balance the above equation?
N2 + 3 F2 → # NF3 What number should replace the # symbol to balance the above equation?
2 HCN + CuSO4 → # H2SO4 + Cu(CN)2 What number should replace the # symbol to balance the above equation?
2 K + Cl2 → # KCl What number should replace the # symbol to balance the above equation?
2 NaF + Br2 → # NaBr + F2 What number should replace the # symbol to balance the above equation?
CF4 + 2 Br2 → # CBr4 + 2 F2 What number should replace the # symbol to balance the above equation?
CH4 + 2 O2 → # CO2 + 2 H2O What number should replace the # symbol to balance the above equation?
Pb(OH)2 + 2 HCl → # H2O + PbCl2 What number should replace the # symbol to balance the above equation?
P4 + 3 O2 → # P2O3 What number should replace the # symbol to balance the above equation?
N2 + 3 H2 → # NH3 What number should replace the # symbol to balance the above equation?
MgF2 + Li2CO3 → # MgCO3 + 2 LiF What number should replace the # symbol to balance the above equation?
2 RbNO3 + BeF2 → # Be(NO3)2 + 2 RbF What number should replace the # symbol to balance the above equation?
2 AgNO3 + Cu → # Cu(NO3)2 + 2 Ag What number should replace the # symbol to balance the above equation?