IIT-JEE Exam

The compound(s) that exhibit(s) geometrical isomerism is(are)
(A) [Pt(en)Cl2] (B) [Pt(en)2]Cl2
(C) [Pt(en)2Cl2]Cl2 (D) [Pt(NH3)2Cl2]

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IIT-JEE Other Question

The correct statement(s) about the compound H3C(HO)HC−CH=CH−CH(OH)CH3 (X) is(are)
(A) The total number of stereoisomers possible for X is 6
(B) The total number of diastereomers possible for X is 3
(C) If the stereochemistry about the double bond in X is trans, the number of enantiomers possible for
X is 4
(D) If the stereochemistry about the double bond in X is cis, the number of enantiomers possible for X is 2 The correct statement(s) regarding defects in solids is(are)
(A) Frenkel defect is usually favoured by a very small difference in the sizes of cation and anion
(B) Frenkel defect is a dislocation defect
(C) Trapping of an electron in the lattice leads to the formation of F-center
(D) Schottky defects have no effect on the physical properties of solids