Complete the following word equations - a Sodium hydroxide - zinc - hydrogen - b Calcium -water - calcium hydroxide-

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Standard IX

Chemistry

Preparation of Hydrogen from Cold Water and Metals

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Question

Complete the following word equations :

(a) Sodium hydroxide + zinc $\to$ hydrogen +......................

(b) Calcium +water $\to$ calcium hydroxide+...............

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Solution

(a) Sodium hydroxide + zinc → Hydrogen + Sodium zincate
(b) Calcium + Water →Calcium hydroxide + Hydrogen

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Preparation of Hydrogen from Cold Water and Metals

Standard IX Chemistry

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Complete the following word equations : (a) Sodium hydroxide + zinc → hydrogen +...................... (b) Calcium +water → calcium hydroxide+...............

(a) Sodium hydroxide + zinc → Hydrogen + Sodium zincate (b) Calcium + Water →Calcium hydroxide + Hydrogen

Complete the following word equations :

(a) Sodium hydroxide + zinc $\to$ hydrogen +......................

(b) Calcium +water $\to$ calcium hydroxide+...............

(a) Sodium hydroxide + zinc → Hydrogen + Sodium zincate
(b) Calcium + Water →Calcium hydroxide + Hydrogen