Decreasing `-I` effect of given is:
(i) `CN` , (ii) `NO_(2)`
(iii) `NH_(2)` , (iv) `F`

The decreasing order of -I effect of the following is : (I) COOH (II) F (III) OR (IV) NH_2 (V) OH (IV) Ph- .

The decreasing order of -I effect of the following is : (I) CHO (II) F (III) OR (IV) NH_2 (V) OH (VI) Ph .

Which of the following is a Bronsted acid ? (i) HCN , (ii) H_(2)PO_(4)^(-) (iii) NH_(4)^(+) , (iv) HCI

Which of the following is a Bronsted base ? (i) NH_(3) , (ii) CH_(3)NH_(2) (iii) HCO_(3)^(-) , (iv) SO_(4)^(2-)

The decreasing order of -I effect of the following is : (I) R_4^(oplus) (II) NO_2 (III) CN (IV) SO_3H (V) COOH .

The decreasing order of -I effect of the following is : (I) R_3N^(oplus) (II) NO_2 (III) CN (IV) SO_3H (V) COOH .