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The correct statement(s) is /are :

(A) titan yellow solution gives red colouration with a neutral solution containing Mg+2 ions 

(B) solution of nitrite is decomposed by sulphamic acid. 

(C) Fe2+ ions give brown colour precipitate with [Fe(CN)6]3 – ions solution. 

(D) Green precipitate of Cr(OH)3 is soluble in Na2O2

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(B) solution of nitrite is decomposed by sulphamic acid.

(D) Green precipitate of Cr(OH)3 is soluble in Na2O2.

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