Page 27 - chemistry exclusive short suggestion

imvqb G·K¬zwmf mv‡Rkb
 cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +* cøvRwgW +*
 cøvRwgW + * cøvRwgW +* cøvRwgW * cøvRwgW + cøvRwgW + cøvRwgW  cøvRwgW + cøvRwgW +cøvRwgW + cøvRwgW +  cøvRwgW  cøvRwgW + cøvRwgW  +  cøvRwgW +* cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + * cøvRwgW +*
110. A5 we`y¨r 10 wgwbU hver CuSO `ªe‡Y cÖevwnZ Ki‡j 119. ETP wK? Ans: (M)
4
K¨v‡_v‡W wK cwigvY Cu mwÂZ n‡e? (K) evqy `~lY cÖwµhv
Ans: (L) (L) wk‡íi eR©¨ wUªU‡g›U m¤úwK©Z
~
(K) 0.980g (L) 0.987g (M) cvwb `lY AcmviY
(M) 0.985g (N) 9.87g (N) cwi‡ek `~lYgy³ Kiv
Mit 63 5 .  5 10 60 120. wb‡Pi †KvbwU Rf gv‡bi MÖnb‡hvM¨ mxgv?
e¨vL¨v: w    . 0 987 g Ans: (A)
nF 2 96900 A.0 ‡_‡K 1 B. 1 ‡_‡K 100
ø
111. Zxeª Zwor we‡kl¨ c`v_© †KvbwU? C. 0 ‡_‡K 2 D. 1 ‡_‡K 2
Ans: (L) 121. Aat‡ÿc‡bi kZ© †KvbwU? Ans: (A)
(K) A¨vwmwUK GwmW (L) nvB‡Wªv‡K¬vwiK GwmW A. K i > K s B. K i = K s
(M) A·vwjK GwmW (N) †jW A¨vwm‡UU C. K c = K d D. K i < K s
112. ‡KvbwU dz‡qj †mj bq? Ans: (L) 122. ‡Kvb †h․MwU mycvi A·vBW? Ans: (A)
(K) PEM (L) PRM A. KO 2 B. PbO 2 C. Na 2O 2 D. MnO 2
123. ‡Kvb hyMjwU ÔmgAvqbÕ cÖfve †`Lv‡e?
(M) DMFC (N) PAFC
Ans: (A)
e¨vL¨v:PEMProton Exchange Memberance; A. HCl, HNO 3 B. H 2S, HCl
DMFCDirect-Methanol fuel cell; C. AgCl, HCL D. HNO 3, (NH 4) 2SO 4
PAFC = Phosphoric Acid Fuel Cell. 124. ejq cixÿv Øviv mbv³ Kiv hvqÑ
113. 50% Gi †ekx A¨vj‡Kvnjhy³ AvdUvi †mf e¨envi 2- Ans: (B)
2-
-
-
Ki‡j Kx n‡e? Ans: (M) A. SO 4 B. NO 3 C. CO 3 D. Cl
125. GKwU cvwbi Aby m‡ev©‪P KqwU nvB‡Wªv‡Rb eÜb Ki‡Z cv‡i?
(K) Z¡‡K †duvovi m„wó nq
Ans: (B)
(L) Z¡‡K iv‡ki m„wó nq A. 3 B. 4 C. 2 D. 1
(M) Z¡‡K R¡vjv †cvov m„wó nq 126. ‡Kvb †h․‡M gy³ B‡jKUªb †Rvo msL¨v m‡e©v‪P?
(N) Z¡‡K `v‡Mi m„wó nq  cøvRwgW + * cøvRwgW +* cøvRwgW + * cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +cøvRwgW + cøvRwgW +  cøvRwgW  cøvRwgW + cøvRwgW +  cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + Ans: (C)  cøvRwgW + * cøvRwgW +* cøvRwgW + * cøvRwgW +
114. Kqjvi †Kvb Dcv`vbwU me‡P‡q ¶wZKi? A. HCl B. NH 3 C. H 2O D. H 2S
Ans: (M) 127. ‡KvbwU wMÖb `ªveK? Ans: (D)
(K) Kveb (L) bvB‡Uªv‡Rb A. KwVb CO 2 B. CCL 4
(M) mvjdvi (N) wmwjKb C. CHCl 3 D. mycviwµwUKvj CO 2
115. b¨v‡bv cvwU©‡K‡ji AvKvi KZ? 128. wb‡Pi †Kvb GwmW `ªeYwUi pH gvb Kg?
Ans: (M) Ans: (A)
(K) 1nm-2nm (L) 0.07nm-0.50nm A. 0.5 M B. 0.05 M
D. 0.005 M
C. 0.005 M
(M) 1nm-100nm (N) 2nm-30nm 129. - MøvB‡KvmvBwWK eÜb Dcw¯
Z _v‡K?
116. ‡KvbwU Pvgov U¨vwbs G e¨eüZ nq? Ans: (D)
Ans: (N) A. ÷v‡P© B. †cÖvwU‡b C. wMømvwi‡b D. ‡mjy‡jv‡R
(K) NaOH (L) Na 2S 130. b¨v‡bv KYvi AvKvi †KvbwU? Ans: (D)
(M) CrCl 3 (N) Cr 2(SO 4) 3 A. 0-100nm B. 100-200nm
117. Bwćbi Kve©y‡iU‡ii Dci †Kvb b¨v‡bv cvwU©‡K‡ji cÖ‡jc C. 200-300nm D.1-100nm
w`‡q mvaviY R¡vjvbxi †¶‡Î ‡h Pvckw³i AcPq N‡U Zv 131. ‡KvbwU RviK I weRviK Dfq iæ‡c KvR K‡i?
Ans: (B)
A‡bKvs‡k †iva Kiv hvq? Ans: (N) A. KI B. H 2O 2
(K) ZrO 2 (L) Al 2O 3 C. H 2C 2O 4 D. NA 2S 2O 3
(M) Ni-As (N) Ni-Cr 132. I‡Rvb ¯Íi ÿ‡qi Rb¨ †Kvb M¨vmwU `vqx?
118. wm‡g‡›Ui g~j Dcv`vb `ywU nj- Ans: (M) Ans: (D)
(K) CaO, SiO 2 (L) PbO, SiO 2 A. F 2 C-CHCl 2 B. H 2 O 2 C. CHFCl 2 D. CF 2 Cl 2

(M) Al 2O 3, SiO 2 (N) Na 2CO 3,SiO 2

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cøvRwgW -31