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QJEE MAIN 2024
The number of molecules/ion/s having trigonal bipyramidal shape is
PF_5,BrF_5,PCl_5,[PtCl_4 ]^(2-),BF_3,Fe(CO)_5
JEE MainChemistryMedium
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QJEE MAIN 2024
The total number of species from the following in which one unpaired electron is present, is N_2,O_2,C_2^-,O_2^-,O_2^(2-),H_2^+,CN^-,He_2^+
JEE MainChemistryEasy
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QJEE MAIN 2024
Arrange the bonds in order of increasing ionic character in the molecules. LiF,K_2 O,N_2,SO_2 and CIF_3.
JEE MainChemistryHard
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QJEEE MAINS 2024
Number of molecules/species from the following having one unpaired electron is
$\mathrm{O}_2, \mathrm{O}_2^{-1}, \mathrm{NO}, \mathrm{CN}^{-1}, \mathrm{O}_2^{2-}$
JEE MainChemistryEasy
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QJEE MAIN 2024
In which one of the following pairs the central atoms exhibit $\mathrm{sp}^2$ hybridization?
JEE MainChemistryEasy
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QJEE MAIN 2024
In case of isoelectronic species the size of F^-,Ne and Na^+is affected by:
JEE MainChemistryEasy
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QJEE-Main_2024
Number of molecules from the following which are exceptions to octet rule is $...
JEE MainChemistryEasy
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QJEE MAIN 2024
In the lewis dot structure for NO_2^-, total number of valence electrons around nitrogen is
JEE MainChemistryEasy
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QJEE MAINS 2024
Number of molecules/ions from the following in which the central atom is involved in $\mathrm{sp}^3$ hybridization is $\mathrm{NO}_3^{-}, \mathrm{BCl}_3, \mathrm{ClO}_2^{-}, \mathrm{ClO}_3$
JEE MainChemistryHard
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QJEEE MAINS 2024
Which one of the following molecules has maximum dipole moment?
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