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Day 385: JEE Mains Chemistry

5 questions. Try each one first, then open its answer.

  1. Question 1

    Chemical Bonding and Molecular Structure. Asked once: 2021 Paper 2 (same type asked 13 times) See all 13 of this type

    46
    The correct shape and I-I-I bond angles respectively in I3−I_{3}^{-}ion are:

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  2. Question 2

    Coordination Compounds. Asked once: 2021 Paper 23 (same type asked 19 times) See all 19 of this type

    40
    Spin only magnetic moment in BM of [Fe(CO)4(C2O4)]+\left\lbrack Fe(CO)_{4}\left( C_{2}O_{4} \right) \right\rbrack^{+}is:

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  3. Question 3

    Chemical Bonding and Molecular Structure. Asked once: 2021 Paper 12 (same type asked 15 times) See all 15 of this type

    21
    The hybridisation of NO2−,NO2+NO_{2}^{-},NO_{2}^{+}and NH4+NH_{4}^{+}are respectively:

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  4. Question 4

    Organic Chemistry - Some Basic Principles and Techniques. Asked once: 28 Jun 2022 (same type asked 15 times) See all 15 of this type

    133
    The correct IUPAC name of the following compound is:

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  5. Question 5

    Coordination Compounds. Asked once: 2021 Paper 13 (same type asked 19 times) See all 19 of this type

    35
    Total number of unpaired electrons in [Co(NH3)6]Cl2\left\lbrack Co\left( NH_{3} \right)_{6} \right\rbrack Cl_{2} and [Co(NH3)6]Cl3\left\lbrack Co\left( NH_{3} \right)_{6} \right\rbrack Cl_{3}, respectively, are

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