Chemistry · May / June 2017 · Paper 11 · Question 26
5070Noble gases
Which pair gives two uses of argon?
- Adisinfecting water and in balloons
- Bdisinfecting water and in light bulbs
- Cin balloons and in the manufacture of steel
- Din light bulbs and in the manufacture of steel
As printed in the paper
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Correct answer: D. in light bulbs and in the manufacture of steel
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