The 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 & 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 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 & BiologyWhich of the following statements is false?
1. Ca2+ ions are important in blood clotting
2. Ca2+ ions are not important in maintaining the regular beating of the heart
3. Mg2+ ions are important in the green parts of plants
4. Mg2+ ions form a complex with ATP
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct order of the stoichiometrics of AgCl formed when AgNO3 in excess is treated with the complexes:- CoCl3.6NH3, CoCl3.5NH3, CoCl3.4NH3, respectively, is :
1. 1 AgCl, 3 AgCl, 2 AgCl
2. 3 AgCl, 1 AgCl, 2 AgCl
3. 3 AgCl, 2 AgCl, 1 AgCl
4. 2 AgCl, 3AgCl, 1 AgCl
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn example of a sigma bonded organometallic compound is:
1. Ruthenocene
2. Grignard's reagent
3. Ferrocene
4. Cobaltocene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn example of a sigma bonded organometallic compound is:
1. Grignard's reagent
2. Ferrocene
3. Cobaltocene
4. Ruthenocene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhat is the correct increasing order for the wavelengths of absorption in complexes of Co3+?
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 increasing order of trans-effect of the following species is
1.
2.
3.
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 & Biology