JEE Main 2019 — s Block Elements Question with Solution
JEE Main 2019 (12 Apr Shift 1)
Question
The correct sequence of thermal stability of the following carbonates is:
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
Carbonates of alkaline earth metals are insoluble in water, and all the carbonates decompose on heating. Beryllium carbonate is unstable and can be kept only in the atmosphere of The thermal stability increases with increasing cationic size.
So the correct option is B.
So the correct option is B.
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This is a previous-year question from JEE Main 2019, 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.