Every question from past board papers on Electronegativity, Fajan's rule, dipole moment, newest paper first. Open any question for its full worked answer.
Identify the correct orders against the property mentioned :
A. \(\mathrm{H_2O > NH_3 > CHCl_3}\) - dipole moment
B. \(\mathrm{XeF_4 > XeO_3 > XeF_2}\) - number of lone pairs on central atom
C. O-H > C-H > N-O - bond length
D. \(\mathrm{N_2 > O_2 > H_2}\) - bond enthalpy
Choose the correct answer from the options given below :
Arrange the following elements in increasing order of electronegativity:
N, O, F, C, Si
Choose the correct answer from the options given below:
Which of the following molecules is non-polar in nature ?
Which of the following set of molecules will have zero dipole moment ?
