Question

5) Krypton used in fluorescent
tubes.*
true or false​

Answer 1

Answer:

false

Explanation:

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Answer 2

Answer:

Mercury vapour and argon are the most commonly used substance in fluorescent tubes.

Explanation:

Krypton can be used in fluorescent lamps instead of argon; in that application it reduces the total energy losses on electrodes from about 15% to 7%. The voltage drop per lamp length is however lower than with argon, which can be compensated by smaller tube diameter.