National Standard Examination in Chemistry (NSEC) Solved Paper 2016 Part-9

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Q: 39. How many isomers are possible for complex

(A) 1

(B) 3

(C) 2

(D) 4

Answer: (B)

Q: 40. The compound that will not react with silver perchlorate under normal condition is

(A) 3-Bromocyclopropene

(B) Tetraethyl ammonium chloride

(C) Tetramethylammonium hydroxide

(D) Polyvinyl chloride

Answer: (D)

Q: 41. The conductivity of 0.10 M KCl solution at 298 K is The resistance of this solution is found to be 28.44 Ω. Using the same cell, the resistance of 0.10 solution is found to be 28.50 Ω. The molar conductivity of solution in S

(A) 0.130

(B) 13

(C) 130

(D) 1300

Answer: (C)

Q: 42. Consider a compound where X and Y are halogens. Which of the following statement/s is/are correct?

(i) X and Y have different oxidation states

(ii) For Y with lower atomic number than X, X can assume oxidation states higher than normal

(iii) Such compounds exist because has a high charge to size ratio

(A) Only (i)


(C) Only


Answer: (B)

Q: 43. Match the compounds given in list I with their characteristic reactions in list II

Q 43 Table of Compound and Characteristic Reactions

Q 43 Table of Compound and Characteristic Reactions

Q 43 Table of Compound and Characteristic Reactions

(A) 1-a, 2-c, 3-d, 4-b

(B) 1-c, 2-d, 3-b, 4-a

(C) 1-2, 2-b, 3-c, 4-d

(D) 1-d, 2-a, 3-b, 4-c

Answer: (B)

Q: 44. Which of the following statements is not correct regarding the galvanic cells?

(A) Oxidation occurs at the anode

(B) Ions carry current inside the cell

(C) Electrons flow in the external circuit from cathode to anode

(D) When the cell potential is positive, the cell reaction is spontaneous

Answer: (C)

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