Ahad, 17 Oktober 2010

sOALAN PERsAMAAN kIMIA

Persamaan kimia adalah satu bab yang mesti dikuasai oleh semua pelajar kimia
- bagaimana nak buat,
- bagaimana nak balance
- bagaimana nak buat pengiraan.

persamaan kimia nie boleh keluar dalam banyak topik..
Dibawah nie adalah contoh-contoh persamaan kimia. dari pelbagai topik.
kalau anda dapat jawab semua dengan betul insyallah boleh laa buat persamaan kimia.. tapi bab pengiraan dok bincang lagi tu... pengiraan.. boleh lihat post cikgu yang terdahulu.


1) Reaction between magnesium and oxygen.

2) Reaction between sodium oxide and water.

3) Reaction between zinc and dilute hydrochloric acid.

4) Reaction between potassium hydroxide and dilute nitric acid. ·

5) Reaction between copper (lI) carbonate and dilute sulphuric acid.

6) Reaction between zinc and copper (II) sulphate solution.

7 Reaction between sodium and water.

8 Reaction between copper(II) oxide and hydrogen gas.

9 Reaction between hydrogen and oxygen.

10 Reaction between ammonia and hydrogen chloride.

11 Carbon dioxide is flowed through lime water.

12 Lead(II) carbonate is being heated.

13 Zinc Nitrate is being heated.

14 Sodium nitrate is being heated.

15 Reaction between sulphur dioxide and water.

16 Carbon dioxide reacts with water.

17 Reaction between |ead (II) nitrate solution and sodium chloride solution.

18 Ionizations of hydrogen chloride gas in water.

19 The decomposition of hydrogen peroxide with the presence of manganese (lV) oxide as a catalyst.

20 The decomposition of potassium chlorate (V) by heat with the presence of copper(II) oxide as a catalyst.

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