Chemistry - GOC Question with Solution | TestHub

${\text{H}}_{\text{2}}\text{C}\text{=}\text{CHBr}$

${\text{H}}_{\text{2}}\text{C}\text{=}{\text{CBr}}_{\text{2}}$

$\text{(Cl)HC}\text{=}\text{CH(Br)}$

${\text{Br}}_{\text{2}}\text{C}={\text{CCl}}_{\text{2}}$