Consider the following statement acetophenone can be prepared by
(1) Oxidation of l-phenylthanol
(2) Recation of banzalthanol with methyl magnesium bromide
(3) Fridel-Cafts reaction of benzene with aceptyl choride
(4) Distillation of calcium benzoate

Consider the following statement acetophenone can be prepared by (1) Oxidation of 1-phenylethanol (2) Reaction of banzylalcohol with methyl magnesium bromide (3) Friedel-Crafts reaction of benzene with acetyl chloride (4) Distillation of calcium benzoate

Consider the following statements Hard water does not give lather with soap because hard water contains (1) calcium bicarbonate (2) magnesium bicarbonate (3) chlorides of calcium (4) sulphates of calcium and magnesium Which of these statements are correct ?

Consider the following statement : 1 The rate of reaction is always proportinal to the concentration of reactants. 2 The order of an elementary chemical reaction step can be determined by examing its stoichimoetry. 3 The first order reactions follows an exponential time course. Of these statements :

Consider the following statement : 1 The rate of reaction is always proportinal to the concentration of reactants. 2 The order of an elementary chemical reaction step can be determined by examing its stoichimoetry. 3 The first order reactions follows an exponential time course. Of these statements :