Related Questions

Poly tetra flouro ethylene (PTFE) is known as
A Dacron
B Teflon
C Bakelite
D Celluloid
Standard EDTA (ethylene diamine tetra acetic acid) solution is used to determine the
A Hardness in water
B Turbidity in water
C Dissolved oxygen in water
D Residual chlorine in water
Poly tetraflouro ethylene (P.T.F.E.) is known as
A Bakelite
B Teflon
C Celluloid
D Decron
Telfon (PTFE) is corroded by
A Hydrochloric acid (10%)
B Hydrochloric acid (95%)
C Sulphuric acid
D None of these
The repeating units of PTFE are
A Cl2CH = CH3
B F2C = CF2
C F3C = CF3
D FClC = CF2
Commercially ethylene is produced from naphtha by
A Catalytic cracking
B Catalytic dehydrogenation
C Pyrolysis
D Hydrocracking
CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing __________ molecules of ozones.
A 102
B 105
C 109
D 1015
Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene?
A AgO
B Al2O3
C ZnCl2
D FE2O3
Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at
A 1 atm & 100°C
B 5 atm & 275°C
C 100 atm & 500°C
D 50 atm & 1000°C
Tetra ethyle lead (TEL) is
A A catalyst in burning fossil fuel
B An antioxidant
C A reductant
D An antiknock compound

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