GENERAL SCIENCE CHEMISTRY ONE LINERS FOR TNPSC UPSC SSC SET 095

GENERAL SCIENCE CHEMISTRY ONE LINERS FOR TNPSC UPSC SSC SET 095

941). Which one of the following has the highest boiling point?
A). 0.1 m urea
B). 0.1 m NaCl
C). 0.1 m sucrose
D). 0.1 m Glucose

Answer: 0.1 m NaCl


   
942). Which has the highest pH?
1m HCl
1m NaOH
A). 1m NH4OH
B). 1m Na2CO3
C). 1m NH4CO2
D). 1m Na2CO4

Answer: 1m Na2CO3



   
943). Non-stick kitchen ware is coated with
A). Glass
B). Graphite
C). Teflon
D). Silicon

Answer: Teflon

   
944). Match the following using codes given below:
List I                                    List II
a) Glass                           1. Phosphorous
b) Cement                        2. Clay
c) Matches                       3. Silica
d) Ink                              4. Carbon black
          
Codes:
a b c d
A). 3 1 4 2
B). 1 2 3 4
C). 3 2 1 4
D). 4 2 1 3

Answer: 3 2 1 4


   
945). What is the composition of baking powder?
A). Na2CO3 + Acetic acid
B). NaHCO3 + Citric acid
C). NaHCO3+Na2CO3
D). NaHCO3 + Tartaric acid

Answer: NaHCO3 + Tartaric acid

 


946). What is THERAPEUTICS?
A). science of art of heating
B). science of art of cosmetics
C). science of medicine
D). science of nature

Answer: science of art of heating

   
947). Identify the manmade element
A). Carbon
B). Gold
C). Californium
D). Calcium

Answer: Californium


   
948). Which of the following is not an inert gas?
A). Helium
B). Neon
C). Freon
D). Xenon

Answer: Freon

   
949). The metal present in Vitamin B-12 is
A). Magnesium
B). Copper
C). Iron
D). Cobalt

Answer: Cobalt


   
950). LPG contains
A). Methane, Ethane and Hexane
B). Ethane, Hexane and Nonane
C). Methane, Butane and Propane
D). Ethane, Octane and Nonane

Answer: Methane, Butane and Propane