The geometry and magnetic behaviour of the complex [Ni(CO)4] respectively are:
1. Square planar and diamagnetic.
2. Tetrahedral and diamagnetic.
3. Square planar and paramagnetic.
4. Tetrahedral and paramagnetic.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct increasing order for the wavelengths of absorption in complexes of Co3+ is:
1. [Co(H2O)6]3+ < [Co(en)3]3+ < [Co(NH3)6]3 +
2. [Co(H2O)6]3+ < [Co(NH3)6]3+ < [Co(en)3]3+
3. [Co(NH3)6]3+ < [Co(en)3]3+ < [Co(H2O)6]3+
4. [Co(en)3]3+ < [Co(NH3)6]3+ < [Co(H2O)6]3+
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct statement among the following regarding [Mn(CN)6]3-is:
1. It is sp3d2 hybridized and tetrahedral.
2. It is d2sp3 hybridized and octahedral.
3. It is dsp2 hybridised and square planar.
4. It is sp3d2 hybridised and octahedral.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct increasing order of trans-effect of the following species is
1. NH3 > CN- > Br- > C6H5-
2. CN- > C6H5- > Br- > NH3
3. Br- > CN- >NH3 > C6H5-
4. CN- > Br- >C6H5- >NH3
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following has longest C-O bond length? (Free C-O bond length in CO is
1.128 Å.)
1. [Co(СО)4]-
2. [Fe(CO)4]2-
3. [Mn(CO)6]+
4. Ni(CO)4
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyJahn-Teller effect is not observed in high spin complexes of?
1. d7
2. d8
3. d4
4. d9
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following has the longest C —O bond length? (Free C—O bond length in CO is 1.128 Å)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following has the longest C —O bond length? (Free C—O bond length in CO is 1.128 )
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology