Q1141.Which of the following pairs are not correctly matched?
Correct answer: Potassium Chlorate - Matchbox
Q1142.Which of the following main elements is used in making matchbox?
Correct answer: Phosphorus
Q1143.Which one of the following is used for manufacturing safety matches?
Correct answer: Red phosphorus
Q1144.When kept in air and darkness, which of the following elements glows spontaneously?
Correct answer: White phosphorus
Q1145.Carbon Nanotubes (CNTs) were prepared by
Correct answer: Iijima
Q1146.Where was the first desalination plant in India to produced one lakhs litres fresh water per day based on low temperature thermal desalination principle commissioned?
Correct answer: Valsad
Q1147.In India, water desalination plant is located in
Correct answer: Lakshadweep
Q1148.Which chemical acts as a reclamation agent for alkaline soil?
Correct answer: Calcium Sulphate
Q1149.Which one of the following concerns soil?
Correct answer: Edaphic
Q1150.Liquid oxygen or liquid hydrogen is used technology in obtaining the industrial level called
Correct answer: Cryogenics
Q1151.Smokescreen is used in warfare for the purpose of concealment and camouflage. Smoke screens generally consists of fine particles of
Correct answer: Titanium oxide dispersed in air
Q1152.Which one of the following is incorrect?
Correct answer: The breaking apart of the nucleus of an atom is called fusion
Q1153.In dry cell, which of the following are used as electrolytes?
Correct answer: Ammonium Chloride and Zinc Chloride
Q1154.In a common dry cell, electrolyte is
Correct answer: Ammonium chloride
Q1155.The energy, found in dry cell is
Correct answer: Chemical
Q1156.Which one of the following solutions of electrolytes is used in the car battery?
Correct answer: Sulphuric acid
Q1157.Which one of the following pairs of materials serve as electrodes in chargeable batteries commonly used in devices such as torchlights, electric shavers etc.?
Correct answer: Nickel and Cadmium
Q1158.Which one of the following pairs is correctly matched?
Correct answer: Ozone depletion - Skin cancer
Q1159.Bhopal Gas Tragedy was caused due to the leakage of
Correct answer: Methyl Isocyanate
Q1160.For which branch of science U.N. has designated the year 2011?
Correct answer: The International year of Chemistry
Syllabus roadmap
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01
General practice
Topic-wise questions and study coverage will appear here.