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Chemical Bondin...

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  • Question 1
    4 / -1

    The high density of water compared to ice is due to

  • Question 2
    4 / -1

    An element (X) forms compounds of the formula XCl3,X2O5 and Ca3X2 but does not form XCl5 . Which of the following is the element X ?

  • Question 3
    4 / -1

    The hybridization of S atom in SO2 is

  • Question 4
    4 / -1

    In PO4 3- , the formal charge on each oxygen atom and the P-O bond order respectively are

  • Question 5
    4 / -1

    The metallic lustre exhibited by sodium is explained by

  • Question 6
    4 / -1

    The number of electrons shared in each outermost shell of N2 is

  • Question 7
    4 / -1

    Which of the following will be octahedral ?

  • Question 8
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    The correct order of increasing C-O bond length of CO, CO2– 3, CO2 is

  • Question 9
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    The compound MX4 is tetrahedral. The number of ∠XMX formed in the compound is

  • Question 10
    4 / -1

    The number of antibonding electron pairs in O2−2 molecular ion on the basis of molecular orbital theory is (at. no. O =8)

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