B. Statements given below are incorrect. Write the correct statements :
2. Helium gas at low pressure is used for filling electric bulbs.

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Solution

Use of inert gases:
Electric lamps do not use helium.
Argon is a gas that is used in electric lamps.
Argon is used in filament bulbs to prevent the corrosion of Tungsten filament.
Correct statement: Argon gas at low pressure is used for filling electric bulbs.

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