Iso-octane is mixed to the petrol………….
A) To precipitate inorganic substances
B) To prevent freezing of petrol
C) To increase boiling point of petrol
D) As an antiknock
Correct Answer:
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Q13: Propionic acid is subjected to reduction with
Q14: When ethyl iodide and propyl iodide react
Q15: The alkane that yields two isomeric monobromo
Q16: Kerosene is a mixture of………….
A)Alkanes
B)Aromatic compounds
C)Alcohols
D)Aliphatic acids
Q17: When petroleum is heated the vapours contain
Q19: Cyclohexane, a hydrocarbon floats on water because…………
A)It
Q20: Natural gas contains mainly………….
A)Methane
B)n-butane
C)n-octane
D)Mixture of octane
Q21: Which compound is not inflammable………..
A)CCl4
B)C2H5OH
C)CH4
D)C6H6
Q22: Propane is obtained from propene, by which
Q23: LPG is a mixture of………….
A)C6H12+ C6H6
B)C4H10+ C3H8
C)C2H4
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