Which of the following complexes can exhibit optical isomerism? (en = H2N-CH2-CH2-NH2 and is bidentate)
A) Co(NH3) 3Cl3
B) cis-Co(en) 2Cl2
C) trans-Co(en) 2Br2
D) cis-Co(NH3) 4Cl2
E) none of these
Correct Answer:
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Q55: In which of the following complexes does
Q56: The complexes [Ni(NH3)5Cl]Br and [Ni(NH3)5Br]Cl are what
Q57: How many geometric isomers are possible for
Q58: Molecules that have nonsuperimposable mirror images are
A)multidentate.
B)racemic.
C)dextrorotatory.
D)chiral.
E)levorotatory.
Q59: What is the formula for the pentaamminehydroxochromium(II)ion?
A)[Cr(NH3)5(OH)5]2+
B)[Cr(NH3)5(OH)5]3-
C)[Cr(NH3)5(OH)]2+
D)[Cr(NH3)5(OH)]+
E)[Cr(NH3)(OH)5]3-
Q61: Which of the following compounds is paramagnetic?
A)Li4[Fe(NO2)6]
B)K3[Co(CN)6]
C)K3[ScCl6]
D)Na2[TiBr6]
E)[Mn(H2O)6]Cl2
Q62: Which of the following statements concerning crystal
Q63: Which of the following salts would not
Q64: Which of the following salts would not
Q65: Which of the following salts would not
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