MCQ
Which one is electrophilic addition
- A$C{H_3} - C{H_3} + C{l_2} \to {C_2}{H_5}Cl + HCl$
- B$C{H_3}CH = O + HCN \to {(C{H_3})_2}C(OH)CN$
- C$B{r_2} \to B{r^ \bullet } + B{r^ \bullet }$
- ✓$C{H_2} = C{H_2} + B{r_2} \to C{H_2}BrC{H_2}Br$
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(Given atomic masses of $A=64 ; B=40 ; C=32 u$ )
$(A)$ Micelle formation is an exothermic process.
$(B)$ Micelle formation is an endothermic process.
$(C)$ The entropy change is positive.
$(D)$ The entropy change is negative.
(Plank's const. $ h = 6. \times 10^{-34}\, Js\,;$ mass of electron $= 9.1091 \times 10^{-31}\, kg\,;$ charge of electron $e= 1.60210 \times 10^{-19}\, C\,;$ permittivity of vaccum $\in _0 = 8.854185 \times 10^{-12} \,kg^{-1} \,m^{-3} A^2$)