Model Question Paper CET Physics - WIT Solapur
Model Question Paper CET Physics - WIT Solapur Model Question Paper CET Physics - WIT Solapur
101. A compound A has a molecular formula C 2 Cl 3 OH. It reduces Fehling solution and anoxidation gives a monocarboxylic acid B. It can be obtained by the action of chlorine on ethylalcohol. A isD. MonochloroaceticA. Chloral B. Chloroform C. Methyl chlorideacid102. Which of the following will yield Benzaldimine hydrochloride?A. benzonitrile and SnCl 2 /HCl B. nitrobenzene and SnCl 2 /HClC. benzene and hydrazine D. hydrazine and HCl103. Isopropyl alcohol is heated on a water bath with the suspension of bleaching powder. Whichof the following products will be formed?A. Propene B. Ethanol C. Isopropyl chloride D. Trichloromethane104. Which of the following compounds is least basic?A. C 6 H 5 NH 2 B. C 2 H 5 NH 2 C. CH 3 NH 2 D. NH3105. Iodine dissolves in KI solution due to theformation ofA. I + B. I - --C. I 2 D. I 3106. Hydrogen sulphide exhibitsA. acidic properties B. basic properties C. oxidising properties D. none of the above107. White Phosphorus reacts with caustic soda. The products are pH 3 and NaH 2 PO 2 . Thisreaction is an example ofA. oxidation B. reduction C. oxidation and D. neutralisationreduction108. Ammonia solution dissolves fairly inA. Hg 2 Cl 2 B. PbCl 2 C. Cu(OH) 2 D. AgI109. Amongst the trihalides of nitrogen, which one is the least basic?A. NF 3 B. NCl 3 C. NBr 3 D. NI 3110. Among the various allotropes of carbon,A. diamond is the B. graphite is thehardesthardestC. lamp black is thehardest111. Bone charcoal is used for decolourising sugar because itA. reduces colouring matter B. oxidises colouring matterC. absorbs colouring matter D. none of the above112. Tin (II) chloride is used as aA. mordantin dyingB. catalystC.oxidisingagentD. none ofthe aboveD. coke is the hardest
113. Inert pair effect is most prominent inA. aluminium B. boron C. gallium D. thallium114. In the alumino thermite process, aluminium acts asA. an oxidising agent B. a flux C. a reducing agent D. a solder115. The correct structure of mercurous ion isA. Hg + B. Hg 2+ C. Hg 2+D. Hg 22+116. Which one of the following is purely ionic?A. Sodium chloride B. Beryllium chloride C. Lithium chloride D. Carbon tetrachloride117. A compound 'A' on heating gives a colourless gas. The residue is dissolved in water toobtain B. Excess CO 2 is passed through aqueous solution of B, when C is formed. C on gentleheating gives back A. The compound A isA. NaHCO 3 B. Na 2 CO 3 C. Ca(HCO 3 ) 2 D. CaCO 3118. A solution of sodium sulphate in water iselectrolysed using inert electrodes. The productsat the cathode and anode are respectivelyA. H 2 , O 2 B. O 2 , H 2 C. O 2 , Na D. O 2 , SO 2119. The metals occurring in the form of their compound in the earth's crust are calledA. matters B. minerals C. alloys D. gangue120. A commercial sample of hydrogen peroxide is labelled as 10 volume. Its percentagestrength is nearlyA. 1% B. 3% C. 10% D. 90%121. If (1 + x) n = P 0 + P 1 + P 2 x + P 2 x 2 + ...... + P n x n , then the value of P 0 - P 2 + P 4 - ....... isA. 2 n cosnπ/4 B. 2 n/2 cosnπ/4 C. 2 n/2 sinnπ/4 D. 2 n sinnπ/4122. If a, b, c and x are real numbers, then x 2 + 2bx + c will be positive ifA. b 2 > c B. b 2 < c C. b 2 > 4c D. b 2 < 4c123. The one of the values of (-i) 1/3 isA. (1/2)(√3 - i) B. (-1/2)(√3 + i) C. ± (1/2)(√3 + i) D. none of the above124. Let A = R ≈ {m}and B = R ≈ {n}, where R is a set of real numbers. Let f(x) = (x - n)/(x - m),then f is (where m, n are any integers)A. one-one onto B. many one onto C. one-one into D. many one into125. Cards are dealt one by one from a well shuffled pack until an ace appears. The probabilitythat exactly n cards are dealt with before the first ace appears is
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101. A compound A has a molecular formula C 2 Cl 3 OH. It reduces Fehling solution and anoxidation gives a monocarboxylic acid B. It can be obtained by the action of chlorine on ethylalcohol. A isD. MonochloroaceticA. Chloral B. Chloroform C. Methyl chlorideacid102. Which of the following will yield Benzaldimine hydrochloride?A. benzonitrile and SnCl 2 /HCl B. nitrobenzene and SnCl 2 /HClC. benzene and hydrazine D. hydrazine and HCl103. Isopropyl alcohol is heated on a water bath with the suspension of bleaching powder. Whichof the following products will be formed?A. Propene B. Ethanol C. Isopropyl chloride D. Trichloromethane104. Which of the following compounds is least basic?A. C 6 H 5 NH 2 B. C 2 H 5 NH 2 C. CH 3 NH 2 D. NH3105. Iodine dissolves in KI solution due to theformation ofA. I + B. I - --C. I 2 D. I 3106. Hydrogen sulphide exhibitsA. acidic properties B. basic properties C. oxidising properties D. none of the above107. White Phosphorus reacts with caustic soda. The products are pH 3 and NaH 2 PO 2 . Thisreaction is an example ofA. oxidation B. reduction C. oxidation and D. neutralisationreduction108. Ammonia solution dissolves fairly inA. Hg 2 Cl 2 B. PbCl 2 C. Cu(OH) 2 D. AgI109. Amongst the trihalides of nitrogen, which one is the least basic?A. NF 3 B. NCl 3 C. NBr 3 D. NI 3110. Among the various allotropes of carbon,A. diamond is the B. graphite is thehardesthardestC. lamp black is thehardest111. Bone charcoal is used for decolourising sugar because itA. reduces colouring matter B. oxidises colouring matterC. absorbs colouring matter D. none of the above112. Tin (II) chloride is used as aA. mordantin dyingB. catalystC.oxidisingagentD. none ofthe aboveD. coke is the hardest
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