{:(,"Column I(Molecular orbital)",,"Column II (Nodal planes present,Symmetry)"), ((A),sigma_(2s),(p),"0"),((B),sigma_(2p_(z)) ,(q),"1"),((C),pi _(2p_(x))^(**),(r),"2"),((D),pi _(2p_(y))^(**),(s),"Gerade"):} (Take Z-axis as the internuclear axis)

{:(,"Column I(Molecular orbital)",,"Column II (Nodal planes present,Sy

1.	{:(,"Column I(Molecular orbital)",,"Column II (Nodal planes present,Symmetry)"), ((A),sigma_(2s),(p),"0"),((B),sigma_(2p_(z)) ,(q),"1"),((C),pi _(2p_(x))^(),(r),"2"),((D),pi _(2p_(y))^(),(s),"Gerade"):} (Take Z-axis as the internuclear axis)
Answer» ANSWER :(A-p,s ;B-q ;C-q,s ; D-r,s)