JEE Main 2016 — s Block Elements Question with Solution
JEE Main 2016 (03 Apr)
Question
The main oxides formed on combustion of Li, Na and K in excess of air are respectively:
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
In 1A group
Li on reaction with excess air
Na on reaction with excess air
K on reaction with excess air
Li on reaction with excess air
Na on reaction with excess air
K on reaction with excess air
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This is a previous-year question from JEE Main 2016, covering the s Block Elements chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.