<Dl> <Dd> s i j = exp ⁡ (d 1 − d i j b) (\ displaystyle s_ (ij) = \ exp (\ left ((\ frac (d_ (1) - d_ (ij)) (b)) \ right))) </Dd> </Dl> <Dd> s i j = exp ⁡ (d 1 − d i j b) (\ displaystyle s_ (ij) = \ exp (\ left ((\ frac (d_ (1) - d_ (ij)) (b)) \ right))) </Dd> <P> where d 1 (\ displaystyle d_ (1)) is the single bond length, d i j (\ displaystyle d_ (ij)) is the bond length experimentally measured, and b is a constant, depending on the atoms . Pauling suggested a value of 0.353 Å for b, for carbon - carbon bonds in the original equation: </P> <Dl> <Dd> d 1 − d i j = 0.353 log 10 s i j (\ displaystyle d_ (1) - d_ (ij) = 0.353 ~ (\ text (log)) _ (10) s_ (ij)) </Dd> </Dl>

Give the bond order in the ch bond in the following molecule