Metals and Elements GK Questions – Part 14

131. Which metal is kept under kerosine?
a. Sodium
b. Carbon
c. Nitrogen
d. zink
Answer:
a. Sodium

132. What is added to remove permanent hardness of water?
a. Cooking soda
b. Laughing gas
c. Washing soda
d. Facial Cream
Answer:
c. Washing soda

133. Name the metal present in photo films?
a. Tungsten
b. Zinc
c. Silver
d. Lead
Answer:
c. Silver

134. Liquefied Petroleum Gas consists mainly which gases?
a. Lead, butane and propane
b. Lead, butane and Carbon
c. Methane, butane and propane
d. Methane, butane and Carbon
Answer:
C. Methane, butane and propane

135. Which element is obtained from sea weeds?
a. Nitrogen
b. Iodine
c. Sulphur
d. Iron
Answer:
b. Iodine

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