The metal calcium upon reaction with water forms bubbles of hydrogen gas. These gas bubbles stick to the surface of the metal making the metal to ___ on the water. Identify the correct option to fill in the bank.

Produce flames

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Float

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Melt

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Vigorously react

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Solution

The correct option is B
Float

A metal reacts with water to give metal hydroxide and hydrogen gas. In this case, calcium reacts less vigorously with water to form Hydrogen gas. The metals start floating because the bubbles of hydrogen gas formed, stick to the surface of the metal.

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The metal calcium upon reaction with water forms bubbles of hydrogen gas. These gas bubbles stick to the surface of the metal making the metal to ___ on the water. Identify the correct option to fill in the bank.

The correct option is B Float A metal reacts with water to give metal hydroxide and hydrogen gas. In this case, calcium reacts less vigorously with water to form Hydrogen gas. The metals start floating because the bubbles of hydrogen gas formed, stick to the surface of the metal.

The correct option is B
Float

A metal reacts with water to give metal hydroxide and hydrogen gas. In this case, calcium reacts less vigorously with water to form Hydrogen gas. The metals start floating because the bubbles of hydrogen gas formed, stick to the surface of the metal.