Which of the following compounds is the best possible anti-knock agent for petrol?
(CH3)2CH - CH(CH3)CH2CH3
CH3CH2(CH3)CHCH2CH2CH3
CH3CH2(CH3)CHCH2CH2CH3
(CH3)3C - CH2CH2CH3
Correct answer is A
No explanation has been provided for this answer.
CH3CH2Cl + KCN → CH3CH2CN + KCl
In the reaction above, the cyanide is
hydrophobic
hydrophilic
nucleophilic
electrophilic
Correct answer is C
No explanation has been provided for this answer.
Which of the following represents an aromatic compound?
C6H5OH
C6H12
C6H9OH
C6H8
Correct answer is A
No explanation has been provided for this answer.
A mixture of petrol and water can be separated through
centrifugation
distillation
the use of separating funnel
the use of filter paper
Correct answer is C
No explanation has been provided for this answer.
Ionic bonding
Metallic bonding
Metallic bonding
Dative bonding
Covalent bonding
Correct answer is A
No explanation has been provided for this answer.