230) The type of isomerism present in nitropentaaminechromium (III) chloride is:

Ionization

Optical

Polymerisation

Linkage

Answer is:

Linkage

Inorganic Chemistry MCQ with Answers

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231) Coordination compounds have great importance in biological systems. In this context, which of the following statements is incorrect?

Chlorophyll is a green pigment in plants and contains calcium

Haemoglobin is a red pigment of blood and contains iron

Cyanocobalamin is vitamin B₁₂ and contains cobalt

Carboxypeptidase−A is an enzyme and contains zinc

Answer is:

Chlorophyll is a green pigment in plants and contains calcium

Explanation:

Chlorophyll contains Mg.

232) Nickel (Z = 28) combines with a uninegative monodentate ligand X⁻ to form a paramagnetic complex [NiX₄]²⁻. The number of unpaired electrons in Ni and the geometry of this complex ion is:

1, tetrahedral

2, tetrahedral

1, square planar

2, square planar

Answer is:

2, tetrahedral

233) How many EDTA molecules are required to make an octahedral complex with a Ca²⁺ ion?

Answer is:

1

234) The spin only magentic moment of Ni²⁺ in aqueous solution would be:

2.84

4.9

1.73

Answer is:

2.84 Inorganic Chemistry MCQ with Answers

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230) The type of isomerism present in nitropentaaminechromium (III) chloride is:

Linkage

Inorganic Chemistry MCQ with Answers

Related Inorganic Chemistry MCQ with Answers

231) Coordination compounds have great importance in biological systems. In this context, which of the following statements is incorrect?

Chlorophyll is a green pigment in plants and contains calcium

232) Nickel (Z = 28) combines with a uninegative monodentate ligand X− to form a paramagnetic complex [NiX4]2−. The number of unpaired electrons in Ni and the geometry of this complex ion is:

2, tetrahedral

233) How many EDTA molecules are required to make an octahedral complex with a Ca2+ ion?

1

234) The spin only magentic moment of Ni2+ in aqueous solution would be:

2.84

Inorganic Chemistry MCQ with Answers

232) Nickel (Z = 28) combines with a uninegative monodentate ligand X⁻ to form a paramagnetic complex [NiX₄]²⁻. The number of unpaired electrons in Ni and the geometry of this complex ion is:

233) How many EDTA molecules are required to make an octahedral complex with a Ca²⁺ ion?

234) The spin only magentic moment of Ni²⁺ in aqueous solution would be: