Indian Institute of Technology Mumbai (IIT-M) 2006 Entrance Exams IIT Entrance Exams IIT Chemistry - Question Paper

13 1.82 gm of a metal requires 32.5 ml of one N HCl to

Dissolve it. What is equivalent weight of metal?

(1) 46 (2)65





(3) 56 (4) 42



14 the vapour density of a volatile chloride of metal

Is 59.5 and equivalent mass of the metal is



(1) 96 (2) 48



(3) 24 (4) 12



15 one g Ca was burnt in excess of O2 and the oxide

Was dissolved in water to make up 1 litre of

Solution the normality of solution is



(1) 0.04 (2) 0.4



(3) 0.05 (4) 0.5



16 The normality of solution found by mixing

100ml of 0.2 M H2SO4 with 100ml of 0.2 M NaOH



(1) 0.1 (2) 0.2



(3) 0.5 (4) 0.3



17 In which of the subsequent modifications there is a

Transfer of 5 electrons?



(1) Mno4- ------>Mn+2 (2) CrO42-------> Cr3+


(3) MnO-4 ------> Mno2 (4) Cr2O72- ------> 2Cr3-



18 in which of the subsequent sulphur has the least

Oxidation state?



(1) So2 (2) So3



(3) H2SO4 (4) H2S2O8

19 which of the subsequent statements is incorrect?



(1) Oxidation of substance is followed by

Reduction of a different



(2) Reduction of substance is followed by

Oxidation of a different



(3) Oxidation and reduction are complementary

Reaction



(4) It is not necessary that both oxidation and

Reduction should take place in the identical

Reaction

20 which of the subsequent modifications involves reduction



(1) The conversion of ferrous sulphate to ferric

Earning:   Approval pending.