206896122 physical chemistry
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Physical Chemistry (Paper-III) 11111
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Concept based notes
Physical ChemistryB.Sc. Part-I (Paper-III)
Meena Sharma
M.Sc. (Chemistry)
Revised by: Lokesh Sharma
Deptt. of Science
Biyani Girls College, Jaipur
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Physical Chemistry (Paper-III) 33333
Published by :
Think Tanks
Biyani Group of Colleges
Concept & Copyright :
Biyani Shikshan Samiti
Sr-, Vihyhr Nr,Jipur-0 0 Rjh
Ph : 04-87, 85-5 F : 04-8007
-mi : @biyir
Wbi :wwwurukpm; wwwbiyir
Edition : 2011
Price :
Leaser Type Setted by :
Biyani College Printing Department
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h pubihr r h uhr wi b rpib fr y m r f y kirii y i y mr u f uh rrr mii
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Author
Preface
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Physical Chemistry (Paper-III) 55555
SyllabusB.Sc. Part-I : Paper-III
Physical Chemistry
Unit-1
1. Mathematical Concepts and Computers
(A) Mathematical Concepts-Lrihmi ri urv khi irrph ui f p, iffrii f fui ik K, , , i ; mim miim, pri iffrii ripriy ri,iri f m ufu/rv fui; prmui mbii,Fri, Prbbiiy
(B) Computers- Gr irui mpur, iffr mp f
mpur, hrwr fwr, ipu-upu vi; biry umbr rihmi, irui mpur u Prrmmi pri ym
Unit-II
2. Gaseous States- Pu f kii hry f , vii frmi bhviur, v r W qui f
Critical Phenomena PV ihrm f r , iuiy f , hihrm f v r W qui, rihip bw rii v r W , h w f rrpi , ru quif
ur vii: R m qur, vr m prbbvii Quiiv iui f h w iribui f murvii, ii umbr, m fr ph ii imr, Liquifiif b Ju-Thm ff
Unit-III
3. Liquid State- Irmur fr, ruur f iqui quiivripi
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Sruur iffr bw i, iqui
Liqui ry: Diffr bw iqui ry, i iquiCifii, ruur f mi hri ph
Unit-IV
4. Solid State- Dfiii f p i, ui
Lw f ryrphy-i Lw f y f irfi ii Lwf riiy f ii iii Lw f ymmry, Symmry m i ry
X-ry iffri ry Drivi f Br qui Drmii f
ry ruur f NC, CCI Lu mh pwr mh
Unit-V
5. Colloidal State- Dfiii f i, ifii f i Sii iqui : prpri- kii, pi ri, biiy f iPriv i Hry-Shuz w, umbr
Liqui i i : ifii, prpri prpri, ihibii,r ppii f i Liqui i iqui mui: yp f mui,prpri muiifir
Unit-VI6. Chemical Kinetics- Chmi kii i p, r f ri,
fr ifui h r f ri Cri, p f r,mhmi hrrii f imp hmi ri
Zr rr, fir rr, rr pu rr, hf if m ifDrmii f h rr f ri-iffri mh h f iri,mh f hf if pri ii mh
Riiv y fir rr phm
prim mh f hmi kii: umri, pimri,
pi mh, primry prphmry Thri f hmikii ff f mprur r f ri, Arrhiu qui, pf ivi ry
Simp ii hry b hr phr m, rii hryquiibrium hyphi pri fr h r b quiibrium hrmymi p
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Physical Chemistry (Paper-III) 77777
PHYSICAL CHEMISTRY
Q.1. Evaluate the followings:-
(i) log3 243
Sol. L 4 x
x 4
x 5
x 5
4 5
(ii) log7 343
L 7 4 x
7x 4
7x 7
x
7 4
(iii) log10
10,000
L 0 0,000 x0x 0000
0x 04
x 4
0
0,000 4
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(iv) log27
9
L 7
x
7x
x
x
x
x /
7
Q.2. Evaluate:
Sol.
Sol.
Q.3 Prove that
6
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Physical Chemistry (Paper-III) 99999
Q.4 If log (M+n) = log M+n, show that
n=
(n -1)
Sol. m
m
m-m -
n=
n 1
Q.5 Find the derivative of (x3 + ex + 3x + cot x) with respect to x.
3 x x 3 xd d d d(x + e + 3 + cot x) = x + e + 3x + cotxdx dx dx dx
Q.6 Differentiate x2. tan x x log x w.r.t. x
2(x tan x x log x)
22 d dx d d
= x tan x + tan x x log x + log x (x)dx dx dx dx
x 2x x
+
2 2 1= (x sec tan ) x. + log x.1x
2 2= x sec x + 2x tan x 1 log x
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Q.7 A bag contains 9 black and 12 white balls. One ball is drawn at random.What is the probability that the ball drawn is black?
Sol. T Numbr f b
Thu, if S i h Smp p, h
A, if i h v f i bk b, h
n[E] 9 3P (getting a black ball) = = =
n[S] 21 7
Q.8 Evaluate
(i) P(12,4)
Sol. (12,4)12! 12!
P = =(12 4)! 8!
12 11 10 9 8 !
=
8 !
,880
(ii) P(75,2)
Sol.
5,550
(iii) P(8,8)
Sol.
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Physical Chemistry (Paper-III) 1111111111
8 !
8 7 6 5 4
40,0
Q.9 In how many ways can 10 books be arranged on a shelf so that a
particular pair of books shall be
(i) always together
(ii) never togetherSol. i Si priur pir f bk b rr h hf i P
0,0 0 ! wy h w h hv rr I bk h hf hi b i P
, ! wy
Nw i h f h rrm, h w bk mprii hpriur pir b rr m hmv i ! i wy
Rquir Numbr f wy !
ii W kw h 0 bk b rr h hf i P0,0
0! wy A h Numbr f wy f rri 0 bk h
priur pir i vr hr
0 ! !
0 ! ! 8 !
Q.10 How many 4-letter words, with or without meaning can be formed out
of the letter of word LOGARITHMS if repetition of letters is notallowed.
Sol. Th wr LOGARITHS i 0 iffr r
Th Numbr f rquir wr Numbr f rrm f 0 r,k 4 im
P0,4
0
4
!
!
!= 10 9 8 7 6
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Q.11 How many words with or without meaning can be formed by usingall the letters of word DELHI using each letter exactly once?
Sol. Th wr DLHI i 5 iffr r
Th umbr f rquir wr N f rrm f 5 r k
P5,5
5 ! 5 4 0
Q.12 Find the derivatives of:-
(i) X9
Sol. x-
x-
x8
(ii) x-5
Sol. 5x-5-
5x-6
Q.13 What is Software?
Ans. Sfwr i qu f irui wri i mpur u prfrm pifi jb uh rfi r rpr
Q.14 Write short note on relationship between Hardware and Software.
Ans. Thr i pi rihip bw hrwr fwr Bh rmpmry h hr Nhi ufu b wih h
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Physical Chemistry (Paper-III) 1313131313
mpur hrwr i w fwr b uiiz wihuuppri hrwr
A pyr h r hrwr whi rr h r i fwr T priur jb by mpur, h rv fwr hu b i h hrwr bfrpri r
Q.15 Write short notes on:-
(i) Printers(ii) Keyboard
(iii) Mouse
Ans. (i) Printers: Prir r h mmy u primry upu vi prpr prm um i hum rb frm hr pyThr r vr yp f prir h r i fr iffr ypf ppii Dpi hir p pprh f prii,prir r ifi hrr prir, i prir pprir
(ii) Keyboard: Prrm r r i mpur hruh kybr whih i h mir-mpur r h rmi f mii r r mpur D i r i h mpur by pri f ky vib wih h vi
(iii) Mouse: A u i pii vi I i h i h mv r f urf i i u rw kh, irm h mpur r i i u i
Q.16 Add the binary numbers 101 and 10 in both decimal and binary form.
BINARY DCIAL
0 5
0
7
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Q.17 Add the binary numbers 10011 and 1001 in both decimal and binaryform.
Ans. BINARY DCIAL
Crry Crry
00
00
00 8
Q.18 What is Multi Programming?
Ans. I f bh pri, h bh prrm r frhr i qu i h mi mmry fr pri O u, prrm wi rmi i h mi mmry ui i ui imp hu, h prrm whih i urry bi u wi bh up f h ur r f h mi mmry i wi hvh CPU uivy vib if Wh hr i y prrmi mi mmry, w f h ym m pwrfu rur my bur-uiiz, i piv mmry fu pbiii f h CPU
I rr vrm h prbm f ur-uiizi f mi mmry h CPU, h p f mui prrmmi w iru ipri ym uiprrmmi i h m iv h irvui f w r mr iffr ip prrm by hm mpur Wih h r-ri uprvir p w hvb iru h mi f hvi w prrm i h mimmry h m im: h uprvir fr vr ym r h ur prrm fr prfrmi ur k I muiprrmmi, hip i rri p furhr by pi w r mr ur
prrm i mi mmry ui hm -urry h CPUwih frm prrm hr m iuy i hpri p f CPU i muh fr h h f I/O pri, hCPU im vr prr i f rmii i wh i buy wih I/O pri I muiprrmmi ym, wh prrm i wii fr I/O rfr, hr i hr prrm ry uiiz h CPU, hu i i pib fr vr ur hr h imf h CPU
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Physical Chemistry (Paper-III) 1515151515
Q.19 Write short notes on types of crystals. What is the difference betweencrystalline and amorphous solids.
Ans. Wh ub i w mprur h irmur fr r uh h h mu hr i mr r fi piiTh mri quir hp i h i b i h i h i mri my b ivi i w ii :-
i Cryi i
ii Amrphu i
(i) Crystalline solids: I ryi i, m, mu r i rrr i rur rpi hr imi pr h hrrii mri hp Sur S r ryi i
Fig. Crystalline solids
(ii) Amorphous solid: I mrphu i, h m, mu r ir rr i rm mr k rr ryi iRubbr, pi r h mp f mrphu i
Fig. Amorphous solid
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