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Byju's Answer
Standard VII
Chemistry
Properties and Uses of Noble Gases
Which noble g...
Question

Which noble gas is used in airport runway lights?

A
Helium
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B
Neon
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C
Argon
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D
Krypton
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Solution

The correct option is D Krypton
Krypton gives an intense white light when an electric current is passed through it. Hence it is used in airport runways lights and in lighthouse lamps.

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