Chemistry · Metals and Non-metals
Why are reactive metals such as sodium and calcium extracted by electrolytic reduction instead of heating with carbon?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They exist only as molten chlorides in nature
- 2They form unstable oxides at high temperature
- 3They have greater affinity for oxygen than carbon✓
- 4They decompose when heated with carbon
Correct answer
They have greater affinity for oxygen than carbon
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