Page 389 - General Knowledge

GENERAL KNOWLEDGE 2019

B. liquids
C. Gases
D. Vaccum

190. Which among the following metal is highest electrical conductivity as well as highest
thermal conductivity?
A. Gold
B. Silver
C. Platinum
D. Iron

191. Calamine is an ore of which among the following?
A. Zinc
B. Copper
C. Mercury
D. Iron

192. Trimethylxanthine is a chemical name of a stimulant which is found in tea and coffee.
What is the popular name?
A. Thein
B. Caffeine
C. Theobromine
D. Theophylline

193. The popular drug ―Acetylsalicylic Acid‖ is commonly known by which among the following
names?
A. Paracetamol
B. Aspirin
C. Salsalate
D. Wintergreen

194. What are the main constituents of LPG?
A. Methane, Hexane, Ethane
B. Methane, Butane, Propane
C. Ethane, Pentane, Hexane
D. Ethane, Methane, Pentane

195. Which among the following is known as White Vitriol?
A. Zinc Sulphate
B. Zinc Chloride
C. Zinc Phosphate
D. Zinc oxide

196. Which among the following is known as Quick Lime?
A. CaO
B. CaCO2
C. Ca(OH)2
D. CaCl2

197. In which among the following forms, Nitrogen is present in Urea?
A. Nitrite
B. Nitrate

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