The most commonly used substance in fluorescent tubes are
A. Sodium Oxide and Argon
B. Sodium Vapour and Neon
C. Mercury Vapour and Argon
D. Mercuric Oxide and Neon
Answer: Option C
This Question Belongs to Chemistry GK Chapter Wise >> Metal And Its Compounds
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A. aluminium
B. sodium
C. potassium
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A. Calcium Carbonate
B. Calcium Carbonate & Magnesium Carbonate
C. Calcium Chloride
D. Calcium Sulphate
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B. chromium forms an oxide layer and protects iron from rusting
C. nickel present in it, does not rust
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