On heating a mixture of NaCl, K Cr O and conc. H SO . Which of the following is formed :- (A) CrCl ( — NEET Chemistry Past Papers Chemistry Question

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On heating a mixture of NaCl, K Cr O and conc. H SO . Which of the following is formed :- (A) CrCl (B) CrO Cl (C) Cl (D) NaClO 2 2 7 2 4 3 2 2 2 2 (1) CrCl (2) CrO Cl (3) Cl (4) NaClO 2 2 7 2 4 3 2 2 2 2 The colour developed, when sodium sulphide is reacted to sodium nitroprusside is :- (1) Purple (2) Yellow (3) Red (4) Black Statement (I) : Heavier members of carbon family do not form pπ-pπ bonds. Statement (II) : Atomic orbitals of heavier members of carbon family are too large and diffuse to not have effective overlapping. (1) Both statement I and II are True (2) Statement I is false but statement II is true. (3) Statement I is True but statement II is False. (4) Both statement I and II are False. during above reaction which of the following property changes ? (1) Magnetic moment (2) Hybridisation and shape (3) Spliting energy (Δ ) (4) No. of optically active isomers [Ni(H2O)6]2+ [Ni(NH3)6]2+ NH3 −−−→ o [Ni(H2O)6]2+ [Ni(NH3)6]2+ NH3 −−−→ o Number of linkage isomers of the complex [Co(NH ) ][Cr(C O ) ] are:- (1) 6 (2) 0 (3) 4 (4) 2 3 6 2 4 3 (1) 6 (2) 0 (3) 4 (4) 2 3 6 2 4 3 1001OMD303029230151 PHASE - MOCK TEST-1