8/18/2019 Chemistry Ipe

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NARAYANA JUNIOR COLLEGEKothapet, Dilsukhnagar, H!era"a!

#R $ REG #EC %&' CHE(I#)RY DA)E * +%+''&+-.

1. Calculate the normality of the following solutiona) 6.3 gm HNO3 in a litre solution b) 11.2 gm of KOH in a litre solution

2. To conert 1 litre of 1.123N solution of an aci! into 1N solution. How much olume of water shoul! be a!!e!"

3. #t $%%C the a&our &resser of H2O is '2 mn Hg. The a&our &ressure of a solutioncontaining 1(.1 gm of a nonolatile solute in 1%%ml H2O* at the same tem&erature is

(+ mn Hg. ,in! the -.t of the solute./. Calculate the e0uialent weight of K2Cr2%+ in aci! me!ium.

$. 3gm of solute is !issole! in 22gm of water. The !e&ression ,. shown by the solution is1./$K. Kf for water 1.(6 K. Kgmole1. Calculate molar mass.

6. rays of waelength e0ual to %.13/ nm gae a first or!er !iffraction from the surface of a crystal. The θ alue was foun! to be 1%.$%. Calculate the !istance between the &lanes

in the crystal. 4sin1%.$%  %.1(2)+. hich crystal has 12 as coor!ination number"

(. 5&lain ,erromagnetic soli! materials"

'. Calculate the 5-, of the galanic cell

7n87n2941.%-)88 Cu2941.%-)8Cu5%7n29 87n %.+66:

5%Cu29 8Cu 9 %.32+:1%. hat &ro!ucts are obtaine! in the electrolysis of fuse! KCl  an! a0ueous solution of KCl 

between &latinum electro!es"

11. The s&ecific con!uctance of %.1N KCl  solution is %.1/(%+ 1m− −

Ω . Calculate the e0uialent

con!uctance.12. rite any two !ifferences between or!er an! molecularity.

13. hat is common ion effect"

1/. ,in! the H of %.%$ - ;a4OH)2 a0ueous solution.

1$. ,in! the H of 1%(- HCl