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Periodic Table and Periodicity question

2021 · 26 Aug · Shift 2 · Q5
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  5. /2021 · 26 Aug · Shift 2 · Q5

Periodic Table and Periodicity question

2021 · 26 Aug · Shift 2 · Q5

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Barium carbonate is insoluble in water and is highly stable. Reason (R) : The thermal stability of the carbonates increases with increasing cationic size.
  1. A
    Both (A) and (R) are true and (R) is the true explanation of (A)
  2. B
    (A) is true but (R) is false
  3. C
    Both (A) and (R) are true but (R) is not the true explanation of (A)
  4. D
    (A) is false but (R) is true.
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