Chemistry - Halogen Derivative Question with Solution | TestHub

Which of the following set of statements regarding the${\mathrm{S}}_{\mathrm{N}}1$reaction shown by alkyl halide is correct here?
$1.$the${\mathrm{S}}_{\mathrm{N}}1$reaction on the chiral starting material end up with racemization of the product
$2.$The more stable the carbocation intermediate the faster the${\mathrm{S}}_{\mathrm{N}}1$reaction
$3.$the added nucleophile plays no kinetic role in${\mathrm{S}}_{\mathrm{N}}1$reaction
$4.$The${\mathrm{S}}_{\mathrm{N}}1$reaction involves the inversion of configuration of the optically active substrate