IIT JEE 2009

Q)→Match the column

tell the (t) option in column B corresponds to which options in column A

column A column B

A) B2
B) N2 (t) Mixing of 's' and 'p' orbitals.
C) O2-
D) O2

[pls give the satisfactory explanation for ur answer]

7 Answers

49
Subhomoy Bakshi ·

chck question

1
lalit ·

i want explanation for this option only

1
lalit ·

any one ??????

1
Manmay kumar Mohanty ·

yaar column B me tune kya options chod diya hai?

1
lalit ·

i just wnt to know that the (t) option in column B corresponds to which options in column A

1
lalit ·

/??????????????????????????????

1357
Manish Shankar ·

A and B will match with (t)

If you remember the orbital energy diagrams: they are different for (B,N) and O.

The difference is σ(2pz) is higher than(π2px or π2py). Do you know why it is higher if it forms a head on (or axial bond)

This is because the 2s orbital on one atom to interact with the 2pz orbital on the other. This interaction introduces an element of s-p mixing.

For more understanding read this:
http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch8/mo.html

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