Which of the following would have a permanent dipole moment ?
In the case of alkali metals, the covalent character decreases in the order
(a) MCl > MI > MBr > MF
(b) MF > MCl > MBr > MI
(c)MF > MCl > MI > MBr
(d) MI > MBr > MCl > MF
Which of the following is correct order of dipole moment of the following ?
(1) I > II > III
(2) I = II = III
(3) III > II > I
(4) I > III > II
which is the incorrect about bond angles ?
(1) NH3 > NF3
(2) NF3 > PF3
(3) NH3 > PH3
(4) NH3 > H2O
In which case observed dipole moment is greater than theoretical dipole moment?
Which of the following molecules has the maximum dipole moment?
Dipole-induced dipole interactions are present in which of the following pairs?
(a) H2O and alcohol (b) Cl2 and CCl4
(c) HCl and He atoms (d) SiF4 and He atoms
Which of the following is a polar molecule?
Molecule having non-polar as well as polar bonds but the molecule as a whole is polar:
Which of the following species has polar and non-polar bonds but molecule as a whole is non-polar?