Balancing chemical equations practice worksheet for students to learn and apply stoichiometry principles.

A worksheet titled "Practice Balancing Chemical Equations" with 15 unbalanced chemical reactions listed, each with blank spaces for coefficients, designed for educational purposes in chemistry.

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i. 1 Fe + 1 S → 1 FeS
ii. 1 H₂ + 1 Cl₂ → 2 HCl
iii. 2 Mg + 1 O₂ → 2 MgO
iv. 2 H₂ + 1 O₂ → 2 H₂O
v. 2 HgO → 2 Hg + 1 O₂
vi. 1 Ca + 2 H₂O → 1 Ca(OH)₂ + 1 H₂
vii. 1 CH₄ + 2 O₂ → 1 CO₂ + 2 H₂O
viii. 1 Na₂O₂ + 1 H₂SO₄ → 1 Na₂SO₄ + 1 H₂O₂
ix. 1 N₂ + 3 H₂ → 2 NH₃
x. 4 Al + 3 O₂ → 2 Al₂O₃
xi. 2 KMnO₄ → 1 K₂O + 2 MnO + 1 O₂
xii. 2 K + 2 H₂O → 2 KOH + 1 H₂
xiii. 3 MnO₂ + 4 Al → 3 Mn + 2 Al₂O₃
xiv. 2 Al₂O₃ → 4 Al + 3 O₂
xv. 3 H₂ + 1 P₂ → 2 PH₃

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