Model Question Paper CET Physics - WIT Solapur

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76. 20 ml of HCl having certain normality neutralizes exactly 1.0 g CaCO 3 . The normality ofacid isA. 0.1 N B. 1.0 N C. 0.5 N D. 0.01 N77. The alkali metal used in photoelectric cell isA. Cs B. Fr C. K D. Rb78. Calcium is extracted fromA. fused CaSO 4 B. fused Ca 3 (PO 4 ) 3 C. fused CaCl 2D. aqueous CaCl 2solution79. SbCl 3 upon hydrolysis yieldsA. Sb(OH) 3 B. SbO + C. Sb +3 D. None of the above80. Which of the following trioxides can exist asmonomer molecule?A. SO 3 ingaseousstateB. TeO 3 C. SeO 3 inall statesD. SO 3 insolid state81. Pure chlorine is obtainedA. by heating PtCl 4B. by heating a mixture of NaCl and MnO 2 with conc. H 2 SO 4C. by heating MnO 2 with HClD. by treating bleaching powder with HCl82. Which of the following gases is used in very low temperature thermometers?A. N 2 B. H 2 C. Ne D. He83. Number of nucleons in D 2 molecule isA. 4 B. 1 C. 2 D. 384. There is no s-s bond inA. S 2 O 72-B. S 2 O 32-C. S 2 O 42-D. S 2 O 52-85. The ratio of C p /C v for inert gas isA. 1.66 B. 1.33 C. 1.99 D. 2.1386. Electrolytic reduction method is used in theextraction ofA. highlyB. transition metalselectropositive elementsC. noble metals D. highlyelectronegativeelements87. The metal that is extracted from sea water isA. Mg B. Au C. Ca D. Fe
88. The compound having blue colour isA. HgSO 4 B. PbSO 4 C. CuSO 4 .5H 2 O D. CuSO 489. Which of the following is known as ‘Wol-framite’?A. Na 2 CO 3 + K 2 CO 3 B. FeWO 4 C. SnO 2 D. 98% pure Zinc90. Within each transition series, the oxidation stateA. first decreases till the middle of period and then increasesB. decreases regularly in moving from left to rightC. first increases till the middle of period and then decreasesD. none of the trend is correct91. Which of the following properties of graphite and diamond are identical?A. Density B. Crystal structure C. Atomic weightD. Electricalconductivity92. Which of the following is an example of copolymer?A. PAN B. PTFE C. D. Buna-SPolythene93. The reagent which forms crystalline osazone derivative when reacted with glucose isA. Hydroxylamine B. Benedict solution C. Fehling solution D. Phenylhydrazine94. To which class of dyes does phenolphthalein belong?B. Triphenyl methaneA. Phthalein dyesC. Nitro dyes D. Azo dyesdyes95. Peroxo linkage is present inA. H 2 S 2 O 8 B. H 2 SO 3 C. H 2 S 2 O 7 D. H 2 SO 496. Tautomerism is exhibited byA. RCH 2 NO 2 B. R 3 CNO 2 C. (CH 3 ) 2 NH D. (CH 3 ) 3 CNO97. Latest technique for purification, isolation and separation of organic substances isA. chromatography B. sublimation C. crystallization D. distillation98. Lactic acid looses optical activity when reduced with red P and HI becauseA. racemic mixture is formed B. spatial arrangement is changedC. symmetry of the molecule is destroyed D. chirality of the molecule is destroyed99. In order to convert aniline intochlorobenzene, the reagents needed areA.Cl 2 /AlCl 3C.B. Cl 2 /CCl 4 NaNO 2 /HCl D. CuCland CuCl100. Which of the following alcohol on dehydration with conc. H 2 SO 4 will yield 2-butene?A. 2-methyl-2-propanol B. 2-methyl-2-butanol C. 2-propanol D. Sec. Butyl alcohol
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Chemistry
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Model Question Paper CET Physics - WIT Solapur

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