Assertion : Ca2+ ions do not form any precipitate with ammonia solution. Reason : Ca2+ ions gives white precipitate of CaSO4 with dilute sulphuric acid and the precipitate is insoluble in hot concentrated sulphuric acid.
Hint : CaSO4 + H2SO4 ⇄ [Ca(SO4)2]2– .
(A) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
(B) Both Assertion and Reason are true but Reason is not correct explanation of Assertion
(C) Assertion is true but Reason is false
(D) Assertion is false but Reason is true