SN^1 reaction is given by alkylhalide which forms stable carbocation during reaction. The carbonation, has sp^2 hybridisation. In SN^1reaction, the attack of the nucleophile to carbocation inter mediate is from either side. In SN^2reaction the attacking nucleophile attacks from the back leading to the formation of inversion complex. Alcohol reacts with PCI_5to give alkyl chloride byan internal attack of nucleophile with in the molecule. In the following reaction . If R is H - undersetoverset(|)(D)oversetunderset(|)(CH_3)(C ) - R - OH underset(Py)overset(SOCl_2)(to) R - Cl + SO_2 + HCl

SN^1 reaction is given by alkylhalide which forms stable carbocation d

1.	SN^1 reaction is given by alkylhalide which forms stable carbocation during reaction. The carbonation, has sp^2 hybridisation. In SN^1reaction, the attack of the nucleophile to carbocation inter mediate is from either side. In SN^2reaction the attacking nucleophile attacks from the back leading to the formation of inversion complex. Alcohol reacts with PCI_5to give alkyl chloride byan internal attack of nucleophile with in the molecule. In the following reaction . If R is H - undersetoverset(\|)(D)oversetunderset(\|)(CH_3)(C ) - R - OH underset(Py)overset(SOCl_2)(to) R - Cl + SO_2 + HCl
Answer» There is no CHANGE in CONFIGURATION The configuration is inverted RACEMISATION OCCURS Racemisation with inversion Solution :