Arrange the following on the basis of increasing stability `Li_2`, `Li_2^+`, `Li_2^-`.

Arrange the following In the increasing order of stability

Arrange the following species in the order of increasing stability N_2 , N_2^+ , N_2^(2+) .

Arrange the following ions in order of decreasing ionic radii : 'Li^(2+), He^+, Be^(3+)'

Which of the following lies in the sixth octant?

Arrange the following carbocations in the increasing order of their stability. Justify. CH_3^+ , CH_3CH_2^+ , (CH_3)_2CH^+

Which of the following statements is incorrect ? (1) Decreasing order of stability of O_2, O_ 2- , O _2+ is O_2+ > O_2 > O_2- . (2) He_ 2 molecule does not exist as the bonding and antibonding effects cancel each other. (3) C_2, O_2 ^2- , and Li_2 are diamagnetic. (4) In F_2 molecule the energy of sigma _(2_(p_(z))) is greater than that of pi _(2p_(x)), and pi_(2 _(p _(y)))

Which one of the following points lies in the sixth octant?

Complete the following (i) 'Li+N_2 gives

Calculate the radius of the second orbit of Li^(2+)