161. CH3CH2Br
A B C
C D; "D" is _____.
(A) CH3CONH2
(B) CH3Br
(C) CHBr3
(D) CH3NH2
Answer:: (D)
162. CH3COOH ln the above reaction Z is
(A) Ketol
(B) Acetal
(C) Butanol
(D) Aldol
Answer:: (D)
163. Chloroacetic acid is a stronger acid than
acetic acid. This can be explained using ______.
(A) - I effect
(B) - M effect
(C) +I effect
(D) + M effect
Answer:: (A)
164. Clemmensen reduction of a ketone is carried
out in the presence of which of the following?
(A) H2 and Pt as catalyst
(B) Glycol with KOH
(C) Zn-Hg with HCl
(D) LiAlH4
Answer:: (C)
165. 0.023 g of sodium metal is reacted with 100
cm3 of water. The pH of the resulting solution is ______.
(A) 8
(B) 10
(C) 12
(D) 9
Answer:: (C)
166. 2 gm of metal carbonate is neutralized
completely by 100 ml of 0.1 (N) HCI. The equivalent weight of metal carbonate
is
(A) 50
(B) 100
(C) 150
(D) 200
Answer:: (D)
167. 25 g of each of the following gasses are
taken at 27oC and 600 mm pressure. Which of these will have the least volume?
(A) HCl
(B) HBr
(C) HI
(D) HF
Answer:: (C)
168. 4 moles each of SO2 and O2 gases are allowed
to react to form SO3 in a closed vessel. At equilibrium 25% of O2 is used up.
The total number of moles of all the gases present at equilibrium is
(A) 6.5
(B) 7.0
(C) 8.0
(D) 2.0
Answer:: (B)
169. A distinctive and characteristic functional
group of fats is
(A) a peptide group
(B) an ester group
(C) an alcoholic group
(D) a ketonic group
Answer:: (B)
170.
Consider
the following gaseous equilibria with equilibrium constants K1 and K2
respectively. SO2(g) + Ý SO3(g) 2SO3(g) Ý 2SO2(g) + O2(g) The equilibrium onstants are related as ______.
(A) 2K1 =
(B)
(C)
(D)
Answer:: (B)
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