MX
M3X4
M4X3
M3X2
Correct answer is C
M2+ + X-4 = M4X3
What process would coal undergo to give coal gas, coal tar, ammoniacal liquor and coke?
Steam distillation
Destructive distillation
Liquefaction
Hydrolysis
Correct answer is B
No explanation has been provided for this answer.
Detergents have the general formula?
R(CH2)nOH
RSO3-Na+
RSO-2Na+
RSO2H
Correct answer is B
No explanation has been provided for this answer.
Which of the following compounds has the highest boiling point?
CH3CH2CH2CH2HO
CH3CH2CH2CHO
CH3CH2CH2CH3
CH3CH2OCH2CH3
Correct answer is A
No explanation has been provided for this answer.
The four classes of hydrocarbons are?
ethane, ethene, ethyne and benzene
alkanes, alkenes, alkynes and aromatics
alkanes, alkenes, alkynes and benzene
methane, ethane , propane and butane
Correct answer is B
No explanation has been provided for this answer.