Write equation for the reactions of:
1. Iron with steam.
2. Calcium with water.
3. Potassium with water. [3 MARKS]

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Solution

Each point: 1 Mark

1. $3 Fe(s)$ + $4 H_{2} O (g) \to {Fe}_{3} O_{4} (aq)$ + $H_{2} (g)$

2. $Ca (s)$ + $2 H_{2} O (l)$ $\to$ $Ca (O H)_{2} (aq)$ + $H_{2} (g)$

3. $K (s)$ + $2 H_{2} O (l)$ $\to$ $2 K O H (aq)$ + $H_{2} (g)$

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Similar questions

Write equations for the reactions of

(i) iron with steam

(ii) calcium and potassium with water

(a)
Write equations for the reactions of
(i) iron with steam.

(b)
(ii) calcium and potassium with water.

Write a balanced equation for the reactions that occur when:
(i) Iron react with steam.
(ii) Calcium and potassium react with water.

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