Ncert Exercises & Solutions

4.30 Which hybrid orbitals are used by carbon atoms in the following molecules?

(a) CH $_{3^{-}}$ ${CH}_{3}$ (b) CH $_{3^{-}}$ CH=CH $_{2}$ ; (c) CH $_{3^{-}}$ HCH $_{2}$ -OH; (d) CH $_{3^{-}}$ CHO (e) CH $_{3^{-}}$ COOH

Both C1 and C2 are sp3 hybridized.

_{1}

is sp

^{3}

hybridized, while C

_{2}

and C

_{3}

are sp

^{2}

hybridized.
(c)

Both C

_{1}

and C

_{2}

are sp

^{3}

hybridized.
(d

C1 is sp

^{3}

hybridized and C

_{2}

is sp

^{2}

hybridized.

(e)

C1 is sp

^{3}

hybridized and C

_{2}

is sp

^{2}

hybridized.