General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part22 : 51 to 55

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :

51.Liquefied Petroleum Gas consists of mainly :

methane, ethane and hexane

ethane, hexane and nonane

methane, butane and propane

methane, hexane and nonane

52.An atom has 17 electrons, 17 protons, 18 neutrons. Therefore which of the following is/are true ? 1. Its atomic number is 172. Its mass number is 35

1 and 2

Neither 1 or 2

53.Which of the following is the second most abudant metal in the earths crust ?

Copper

Aluminium

Iron

Zinc

54.Which of the following is the lightest gas ?

Nitrogen

Hydrogen

Ammonia

Carbon dioxide

55.In addition to the idea that matter consists of molecules, the kinetic theory of matter assumes that these molecules :

are perfectly stationary in solids

are always in motion

move only when strck by other molecules

are usually closer together in a gas than in liquid

More General Science QUESTIONS AND ANSWERS available in next pages

Health is the greatest gift, contentment is the greatest wealth -Buddha

The only place where success comes before work is in the dictionary.- Vidal Sassoon

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General Knowledge Questions And Answers :: General Science: part22

General Science QUESTIONS AND ANSWERS

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