Which of the following is a wrong statement ? In a given period of the Periodic Table, the s-block element has, in general, a higher value of
What is the H of the reaction?
CH2Cl2 (g) C (g) + 2H (g) + 2Cl (g)
The average bond energies of C-Cl bond and C-H bond are 416 kJ and 325 kJ mol-1 respectively.
Which of the following is a Lewis acid ?
Lewis acid is any substance that can accept a pair of non- bonding electrons, such as the H+ ions. It is an electron pair acceptor.
Lewis base is any substance that can donate a pair of electrons.
OH-, F- and NH3 are Lewis base because they can donate a lone pair of electrons while H+ is a Lewis acid because it can accept a lone pair of electrons.
The bond length of HCl bond is 2.29 x 10-10 m. The percentage ionic character of HCl, if measured dipole moment is 6.226 x 10-30 C- m, is
The only o p-directing group which is deactivating in nature is
The IUPAC name of the following compound is
None of the above