Chemical Bondin...

Which cholrine atom is more electronegative in the following ?

In which different forms does nitrogen exist in compounds?
$$1$$. bonded by a triple covalent bond
$$2$$. as part of a cation
$$3$$ in a oxidation state of $$+5$$.

The hybrid states of carbon atoms in $${(\overset{B}CN)_4}\overset{A}{C_2}$$ are A and B and number of $$\pi$$ bonds in compound is C. Then?

Find the incorrect match.

Conjugated double bond is present in_______

Order of arrangement of the following compounds with increasing dipole moment is?

Among the following molecules in increasing order of $$\sigma$$ to $$\pi$$ bond ratio.

In the group the carbonyl carbon is joined to other atoms by:

A compound with molecular formula $$C_{4}H_{6}$$ may contain.

Which of the following does not contain three electron bond?