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Q.50 Study the following figure, and select the correct
statements.
0.1M
NaCl(aq)
solution
0.05-M
BaCl2(aq)
solution
Semipermeable
membrane
(a) There will be no movement of any solution
across the membrane
(b) Water from BaCl2 will flow towards the
NaCl solution
(c) Water from NaCl will flow towards the
BaCl2
(d) The osmotic pressure of 0.1 M NaCl is higher
than the osmotic pressure of 0.05 M BaCl2,
assuming
electrolyte
complete dissociation of the
(1) a, b (2) b, c
(3) b, d (4) a, c, d
Q.51 Rate constant for a reaction varies with
temperature as,
In K(sec –1 1.
25×
10
) = 14.34 – ,
T
which statement(s) is (are) correct ?
(a) The graph plotted in between log10 k vs. 1/T
is straight line with Ea = 24.83 kcal
(b) Pre-exponential factor = 13.34
(c) The rate constant at 500 K is 2.35 × 10 –5
sec –1
(d) Ea = 30.63 kcal
(1) a, b (2) a, c
(3) b, c, d (4) a, b, c, d
Q.52 Which is homopolymer out of the following?
(a) PVC (b) SBR
(c) Orlon (d) Teflon
(1) a, b (2) a, c, d
(3) b, c (4) a, b, c, d
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Q.50 fuEu lajpuk ij v/;;u dhft, o lgh dFku
pqfu;s
0.1M
NaCl(aq)
solution
0.05-M
BaCl2(aq)
solution
v)ZikjxE;
f>Yyh
(a) f>Yyh ds vkj&ikj dksbZ Hkh foy;u xfreku
ugha gksrk
(b) BaCl2 ls ty dk izokg] NaCl foy;u dh vksj
gksrk gS
(c) NaCl ls ty dk izokg BaCl2 dh vksj gksrk gS
(d) 0.1 M NaCl dk ijklj.k nkc] 0.05 M BaCl2 ds
ijklj.k nkc ls vf/kd gksrk gSA ekurs gq, fd
oS|qr vi?kV~; dk iw.kZ fo;kstu gksrk gS
(1) a, b (2) b, c
(3) b, d (4) a, c, d
Q.51 ,d vfHkfØ;k dk nj fLFkjkad rki ds lkFk fuEu
izdkj ifjofrZr gksrk gS,
In K(sec –1 1.
25×
10
) = 14.34 –
T
dkSulk dFku lR; gS@gSa ?
,
(a) log10 k o 1/T ds e/; [khapk x;k oØ fLFkj
Ea = 24.83 kcal ds lkFk ljy js[kk gksrk gS
(b) iwoZ&pj xq.kkad = 13.34
(c) 500 K ij nj fLFkjkad 2.35 × 10 –5 sec –1 gS
(d) Ea = 30.63 kcal
(1) a, b (2) a, c
(3) b, c, d (4) a, b, c, d
Q.52 fuEu esa ls dkSulk lecgqyd gS?
(a) PVC (b) SBR
(c) vkWjykWu (d) VsykWu
(1) a, b (2) a, c, d
(3) b, c (4) a, b, c, d
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