Balancing Chemical Equations Chemistry Review

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Questions Responses

Balancing Chemical Equations 1

Balancing Chemical Equations 2

Balancing Chemical Equations 3

100

CH₄ + O₂ → CO₂ + H₂O

CH₄ + 2O₂ → CO₂ + 2H₂O

100

Fe + Cl₂ → FeCl₃

2Fe + 3Cl₂ → 2FeCl₃

100

Zn + HCl → ZnCl₂+ H₂

Zn + 2HCl → ZnCl₂+ H₂

200

SnO₂ + H₂→ Sn+ H₂O

SnO₂ + 2H₂→ Sn+ 2H₂O

200

Al + O₂→ Al₂O₃

4Al + 3O₂→ 2Al₂O₃

200

Au₂S₃+ H₂→ Au + H₂S

Au₂S₃+ 3H₂→ 2Au + 3H₂S

300

KOH+ H₃PO₄→ K₃PO₄+ H₂O

3KOH+ H₃PO₄→ K₃PO₄+ 3H₂O

300

H₂SO₄ + Pb(OH)₄→ Pb(SO₄)₂+ H₂O

2H₂SO₄ + Pb(OH)₄→ Pb(SO₄)₂+ 4H₂O

300

As + NaOH → Na₃AsO₃+ H₂

2As + 6NaOH → 2Na₃AsO₃+ 3H₂

400

BF₃+ Li₂SO₃→ B₂(SO₃)₃ + LiF

2BF₃+ 3Li₂SO₃→ B₂(SO₃)₃ + 6LiF

400

H₃PO₄ + HCl→ PCl₅+ H₂O

H₃PO₄ + 5HCl→ PCl₅+ 4H₂O

400

NH₄NO₃→ N₂+ O₂+ H₂O

2NH₄NO₃→ 2N₂+ O₂+ 4H₂O

500

NH₃ + O₂ → NO + H₂O

4NH₃ + 5O₂ → 4NO + 6H₂O

500

Al + HCl→ AlCl₃+ H₂

2Al + 6HCl→ 2AlCl₃+ 3H₂

500

HClO_{4 +} P₄O₁₀→ H₃PO₄+ Cl₂O₇

12HClO_{4 +} P₄O₁₀→ 4H₃PO₄+ 6Cl₂O₇