Reactivity of `PhMgBr` with the following in the decreasing order is :
(i) `PhCHO`
(ii)
(iii)
(iv) .

Reactivity of MeMgBr with the following in the decreasing order is : (i)

Reactivity of MeMgBr with the following in the decreasing order is : (i)

Reactivity of EtMgBr with the following in the decreasing order is : (i) HCHO (ii) MeCHO (iii) MeCOMe (iv) Cl_3 C-CHO .

Reactivity of EtMgBr with the following in the decreasing order is : (i) HCHO (ii) MeCHO (iii) MeCOMe (iv) Cl_3 C-CHO .

Reactivity of PhMgBr with the following in the decreasing order is : (i) Alcohol (ii) Aldehyde (iii) Ketone (iv) Ester.

Reactivity of PrMgBr with the following in the decreasing order is : (i) Alcohol (ii) Aldehyde (iii) Ketone (iv) Ester.

Reactivity of HCHO with the following G.R in the decreasing order is : (i) PhMgBr (ii) PhCH_2 MgBr (iii) (iv) .

Reactivity of HCHO with the following G.R in the decreasing order is : (i) PhMgBr (ii) PhCH_2 MgBr (iii) (iv) .

Reactivity of with the following G.R in the decreasing order is : (i) MeMgBr (ii) EtMgBr (iii) Me_2 CH-MgBr (iv) Me_3 C - MgBr .

Reactivity of with the following G.R in the decreasing order is : (i) MeMgBr (ii) EtMgBr (iii) Me_2 CH-MgBr (iv) Me_3 C - MgBr .