Chemistry · Metals and Non-metals
An element 'X' is soft and can be easily cut with a knife. It is highly reactive and cannot be kept open in the air as it catches fire. It also reacts violently with water. Identify element 'X' from the choices below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Mg
- 2Na✓
- 3P
- 4Ca
Correct answer
Na
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