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Among KO2, AlO2-, BaO2 and NO2+, unpaired electron is present in a) NO2+ and BaO2 b) KO2 and AlO2- c) KO2 only d) BaO2 only ...
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Specify the coordination geometry around and hybridisation of N and B atoms in a 1:1 complex of BF3 and NH3 a)N :tetrahedral,sp3 ,B :tethedral,sp3 b)N :pyramidal,sp3 , B :pyramidal,sp3 c)N :pyramidal,sp3, B :planar,sp2 d)N :p ...
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Assuming that Hund's Rule is violated, the bond order and magnetic nature of the diatomic molecule B2 is a.1 and diamagnetic b.0 and diamagnetic c.1 and paramagnetic d.0 and paramagnetic ...
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The type of bond present in {N_2}{O_5} are – ...
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The compound which contains both covalent and co – ordinate bond is – ...
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The hybridization of sulphur in sulphur dioxide is ...
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Of the following molecule the only one which is not an exception to the octet rule is – ...
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The maximum possible number of hydrogen bonds, a water molecule can form is ...
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Which of the following has pyramidal shape – ...
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In PCl5, the bond angles in equatorial & axial planes are ...
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Which of the following is most covalent – ...
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Which species has the maximum number of lone pair of electrons on the central atom ...
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The greatest bond angle is found in ...
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The hydrogen bond is strongest in ...
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The compound which contains both ionic and covalent bonds is ...
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Element X is strongly electropositive and element Y is strongly electronegative. Both are univalent. The compound formed would be ...