Generally, _(i) do not react with water.(ii)__ is very reactive in air.Therefore, it is stored in water.

(i) - metals, (ii) - Phosphorus

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(i) - non-metals, (ii) - Sodium

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(i) - non-metals, (ii) - Phosphorus

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(i) - metals, (ii) - Sodium

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Solution

The correct option is C (i) - non-metals, (ii) - Phosphorus
Non-metals generally do not react with water.However some non-metals like phosphorus react vigorously in air.To avoid its contact with atmospheric oxygen,phosphorus is stored in water.

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Q. Question 25
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Generally, ___(i)____ do not react with water.____(ii)____ is very reactive in air.Therefore, it is stored in water.

The correct option is C (i) - non-metals, (ii) - PhosphorusNon-metals generally do not react with water.However some non-metals like phosphorus react vigorously in air.To avoid its contact with atmospheric oxygen,phosphorus is stored in water.

Generally, _(i) do not react with water.(ii)__ is very reactive in air.Therefore, it is stored in water.

The correct option is C (i) - non-metals, (ii) - Phosphorus
Non-metals generally do not react with water.However some non-metals like phosphorus react vigorously in air.To avoid its contact with atmospheric oxygen,phosphorus is stored in water.