Ionic compounds
Molecular Compounds
Chemical Equation Writing
Chemical Equation Balancing
100

Write the formula for potassium bromine

KBr

100

Write the molecular compound for Carbon dioxide

CO₂

100

Write the chemical equation for Hydrogen gas + Oxygen gas → Water

H₂ + O₂ → H₂O

100

Balance this chemical equation H₂ + O₂ → H₂O

2H₂ + O₂ → 2H₂O

200

Write the formula for calcium chloride

CaCl2

200

Write the Molecular compound for Water

H20

200

Write the chemical equation for Iron + Oxygen → Iron oxide

Fe + O₂ → Fe₂O₃

200

Balance this chemical equation N₂ + H₂ → NH₃

N₂ + 3H₂ → 2NH₃

300

Write the formula for aluminum oxide

Al2O3

300

Write the Molecular compound for Ammonia

NH₃

300

Write the chemical equation for Carbon + Oxygen → Carbon dioxide

C + O₂ → CO₂

300

Balance this chemical equation Fe + O₂ → Fe₂O₃

4Fe + 3O₂ → 2Fe₂O₃

400

Write the formula for Iron(III) nitrate

Fe(NO3)3

400

Write the Molecular compound for Phosphorus pentachloride

PCl₅

400

Write the chemical equation for Ethane + Oxygen → Carbon dioxide + Water

C₂H₆ + O₂ → CO₂ + H₂O

400

Balance this chemical equation C₂H₆ + O₂ → CO₂ + H₂O

2C₂H₆ + 7O₂ → 4CO₂ + 6H₂O

500

Write the formula for copper sulfate

Cu2SO4

500

Write the Molecular compound for Dinitrogen pentoxide

N₂O₅

500

Write the chemical equation for Silver nitrate + Sodium chloride → Silver chloride + Sodium nitrate

AgNO₃ + NaCl → AgCl + NaNO₃

500

Balance this chemical equation Al + Fe₂O₃ → Al₂O₃ + Fe

2Al + Fe₂O₃ → Al₂O₃ + 2Fe

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