Chemistry Objective Questions for NTS, PPSC, CSS, FPSC, PMS, OTS, PTS Tets and Interviews
This post contains Chemistry Objective Questions for Competitive Exams like NTS, PPSC, CSS, FPSC, OTS, PTS and Interviews. This is the 7th post of Chemistry MCQs 1st series. MCQs are taken from Caravan Comprehensive Book. Students who are looking forward to attempting MCAT or ECAT Entry tests can also practice these General Chemistry Multiple Choice Questions. For more MCQs of Chemistry See Here.
Chemistry Objective Questions for Competitive Exams for ECAT and MCAT Entry Tests.
Counting of this Quiz is starting from 91. For previous Chemistry Quiz Click This Link.
91. Atomic weight of uranium is___________.
(a) 237
(b) 238
(c) 226
(d) 242
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](b) 238[/bg_collapse]
92. Which among the following is in liquid state at normal room temperature?
(a) Mercury
(b) Sodium
(c) Phosphorus
(d) None of these
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Mercury [/bg_collapse]
93. Which of the following gases is used in cigarette lighters?
(a) Butane
(b) Methane
(c) Propane
(d) Radon
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Butane [/bg_collapse]
94. Liquefied petroleum gas (LPG) consists of___________.
(a) Butane and propane
(b) Ethane and hexane
(c) Ethane and nonane
(d) None of these
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Butane and propane [/bg_collapse]
95. Which of the following is fire resistant?
(a) Asbestos
(b) Gypsum
(c) Dolomite
(d) None of these
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Asbestos [/bg_collapse]
96. Which of the following is used for silvering of mirrors?
(a) Silver nitrate
(b) Zinc nitrate
(c) Silver oxide
(d) Pitchblende
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Silver nitrate [/bg_collapse]
97. Raw materials used for manufacture of glass are ________.
(a) Sand/soda/limestone
(b) Sand/charcoal/soda
(c) Limestone/charcoal/sulphur
(d) Sand/sulphur/soda
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Sand/soda/limestone [/bg_collapse]
98. Solder is an alloy of ________.
(a) Tin and lead
(b) Tin and zinc
(c) Zinc and lead
(d) Zinc and copper
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Tin and lead [/bg_collapse]
99. Why does milk curdle?
(a) Fermentation of lactose
(b) Reaction of microbes
(c) Over heating
(d) Fungus growth
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](a) Fermentation of lactose [/bg_collapse]
100. Which of the following is the lightest gas?
(a) Nitrogen
(b) Hydrogen
(c) Ammonia
(d) Carbon dioxide
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](b) Hydrogen [/bg_collapse]
101. In vulcanisation, natural rubber is heated with:
(a) Carbon
(b) Sulphur
(c) Silicon
(d) Phosphorus
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](b) Sulphur [/bg_collapse]
102. Which one of the following does not wet the walls of the glass vessel in which it is kept?
(a) Water
(b) Alcohol
(c) Mercury
(d) None of these
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](c) Mercury [/bg_collapse]
103. Dialysis is used for people with defective kidneys. It involves the process of:
(a) Adsorption
(b) Osmosis
(c) Electrophoresis
(d) Diffusion
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](b) Osmosis [/bg_collapse]
104. The substance coated on plastic tape-recorder tapes is_________.
(a) Zinc oxide
(b) Manganese oxide
(c) Iron sulphate
(d) Iron oxide
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](d) Iron oxide [/bg_collapse]
105. Which form of phosphorus is used in safety matches?
(a) White phosphorus
(b) Yellow phosphorus
(c) Red phosphorus
(d) Black phosphorus
[bg_collapse view=”button-orange” color=”#4a4949″ expand_text=”Show Answer” collapse_text=”Hide Answer” ](c) Red phosphorus [/bg_collapse]
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