Atoms Molecules and Elements

Atoms, Molecules and Compounds Worksheet-4

Chemical Compounds – Formulae:

1. Sodium bromate – ____

2. Sodium perbromate – ____

3. Sodium hypobromite – ____

4. Sodium borate – ____

5. Sodium chlorite – ____

6. Sodium chlorate – ____

7. Sodium perchlorate – ____

8. Sodium hypochlorite – ____

9. Sodium iodate – ____

10. Sodium periodate – ____

Atoms, Molecules and Compounds Exercise-1

Balance the given equations:

1. Na + Cl₂ → NaCl

2. Na_(s) + H₂O_(l) → NaOH_(aq) + H_2(g)

3. K + P → K₃P

4. Na + NH₃ → NaH₂ + H₂

5. NaOH + CO₂ → Na₂CO₃ + H₂O

6. MgSO₄ + NaOH → Mg(OH)₂ + Na₂SO₄

7. BeO + CCl₄ → BeCl₂ + CO₂

8. KOH + H₂SO₄ → K₂SO₄ + H₂O

Atoms, Molecules and Compounds Exercise-2

Balance the given equations:

1. Cl₂ + NaOH → NaCl + NaClO₃ + H₂O

2. Zn + NaOH → Na₂ZnO₂ + H₂

3. MgCO₃ + HCl → MgCl₂ + H₂O + CO₂

4. CaO + P₂O₅ → Ca₃(PO₄)₂

5. B₂O₃ + NaOH → Na₃BO₃ + H₂O

6. 

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