Chemistry MCQ’s Quiz Questions for NTS, PPSC, CSS, FPSC, PMS, OTS, PTS Tests and Interviews. MCQs are taken from Caravan Comprehensive book. These Multiple Choice Questions of Chemistry are posted here for preparation of Job tests and Entry tests like MCAT and ECAT etc.<\/p>\n
1. The common battery used in automobiles is ________?<\/strong><\/p>\n (a) Iron storage battery 2. Which acid is present in sour milk _________?<\/strong><\/p>\n (a) Citric acid 3. The water that can produce good lather with soap is known as________?<\/strong><\/p>\n (a) Soft water<\/span> 4. Which of the following is\/are purest form of carbon?<\/strong><\/p>\n (a) Diamond<\/span> 5. The glitter of diamond is__________?<\/strong><\/p>\n (a) Because it is transparent 6. In colourful diamond, different colours are present due to_______?<\/strong><\/p>\n (a) Impurities<\/span> 7. All of the followings are different uses of hydrogen peroxide except________?<\/strong><\/p>\n (a) Used as bleaching agent 8. Ozone is present in which of the following layers of atmosphere________?<\/strong><\/p>\n (a) Troposphere and Thermosphere 9. In Pakistan and other countries which of the following methods is used in manufacture of sulphuric acid?<\/strong><\/p>\n (a) Contact process<\/span> 10. The process of smelting and cooling converts pig iron into______?<\/strong><\/p>\n (a) Silicon Steel 11. Pure iron is obtained by the reduction of which of the followings in the blast furnace?<\/strong><\/p>\n (a) Haematite 12. Methane is used in daily life with the name of ________?<\/strong><\/p>\n (a) Carbon dioxide 13. When electricity is passed through neon it glows________?<\/strong><\/p>\n (a) Blue 14. Argon and which gas is used in various types of flourescent and phototubes?<\/strong><\/p>\n (a) Oxygen 15. Enzymes are_________?<\/strong><\/p>\n (a) Chemical catalyst See More<\/p>\n Chemistry MCQ’s Quiz Questions for Competitive Exams with Answers VOL 7<\/a><\/p>\n
\n(b) Copper storage battery
\n(c) Lead storage battery<\/span>
\n(d) Silver storage battery<\/p>\n
\n(b) Tartaric acid
\n(c) Lactic acid
\n(d) Formic acid<\/span><\/p>\n
\n(b) Hard water
\n(c) Heavy water
\n(d) Atomic water<\/p>\n
\n(b) Graphite
\n(c) Bucky ball
\n(d) Marble<\/p>\n
\n(b) Because it is a nonconductor
\n(c) Due to its quality of reflecting light<\/span>
\n(d) Because of its density<\/p>\n
\n(b) Angular bonds between the carbon atoms
\n(c) Different patterns of carbon chains
\n(d) None of the above<\/p>\n
\n(b) Used to deodour sewers
\n(c) Used as fuel in space<\/span>
\n(d) Used to prepare organic peroxides<\/p>\n
\n(b) Troposphere and Stratosphere<\/span>
\n(c) Mesosphere
\n(d) Thermosphere<\/p>\n
\n(b) Frasch method
\n(c) Ostwalds method
\n(d) Haber\u2019s process<\/p>\n
\n(b) Cast iron<\/span>
\n(c) Wrought iron
\n(d) Steel<\/p>\n
\n(b) Megnetite
\n(c) iron oxide<\/span>
\n(d) Limonite<\/p>\n
\n(b) Natural gas<\/span>
\n(c) Carbon monoxide
\n(d) Calcium carbonate<\/p>\n
\n(b) Green
\n(c) Red<\/span>
\n(d) Yellow<\/p>\n
\n(b) Helium
\n(c) Neon
\n(d) Krypton<\/span><\/p>\n
\n(b) Biological catalyst<\/span>
\n(c) Organic catalyst
\n(d) Inorganic catalyst<\/p>\n