Page 379 - General Knowledge

GENERAL KNOWLEDGE 2019

111. Froth & Foams are examples of which of the following ?
A. solid suspended in gas
B. liquid suspended in gas
C. gas suspended in liquid
D. gas suspended in solid

112. Which among the following is most electronegative element?
A. Chlorine
B. FLourine
C. Bromine
D. All of them have same electronegativity

113. What is the main use of Bisphenol A drug ?
A. A drug which was used by sports persons for doping
B. A chemical compound which is used in plastics used for food packaging
C. An alloy which is used in cans of cola drinks
D. None of the above

114. Which among the following is not a constituent of gobar gas?
A. Methane
B. Propane
C. Carbondioxide
D. All are constiuents of Gobar gas

115. Which among the following is incorrect regarding the chemical nature of Diamond &
Graphite?
A. Density of Diamond is higher than that of Graphite
B. Diamond is chemically unreactive while graphite is mild reactive
C. Both Diamond and Graphite are good conductors of electricity
D. None of the above

116. Galvanizing is a metallurgical process that is used to coat steel or iron with which of the
following?
A. Zinc
B. Lead
C. Chromium
D. Copper

117. Which among the following is Quick Silver?
A. Aluminium
B. Mercury
C. Lead
D. Zinc

118. The primary part of Liquefied Petroleum Gas LPG is ______?
A. Butance

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