Chemistry · Metals and Non-metals
An element 'X' reacts with oxygen to produce an oxide whose solution turns blue litmus red. Which of the following could be X?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Copper
- 2Helium
- 3Sulphur✓
- 4Sodium
Correct answer
Sulphur
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