Explain the action of glycerol with
(i) oxalic acid at 383 K
(ii) oxalic acid at 530 K
(iii) concentrated `HNO_(3)` and `H_(2)SO_(4)`.

Glycerol on strongly heating with oxalic acid at 503 K gives :

When formic acid is heated with concentrated H_(2)SO_(4) , the gas evolved is

Write a balanced chemical equation for the following reaction. Ethanol is warmed with ethanoic acid to form ethyl acetate in the presence of concentrated H_(2)SO_(4) .

Benzoic acid on treatment with HNO_(3) in the presemce of H_(2)SO_(4) gives :

Calculate the molecular mass of (i) oxalic and (ii) Formic acid (iii) H_(2)SO_(4) (iv) FAS, (v) Na_(2)CO_(3) (vi) sucrose

Formic acid reacts with conc . H_(2)SO_(4) to give :

Explain charring action of concentrated sulphuric acid on carbohydrate. Give the equation. (ii) Complete the equation : 2PbO_(2)(s)overset(Delta)rarr "……………. + ………………"

Draw the electron-dot structure for (i) Ethanoic acid (ii) H_2S (iii) propanone (iv) F_2