Chemistry MCQS for Class 10 Chapter 4

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Chemistry MCQS for Class 10


Which one of these is used as anaesthesia?
carbon black
Ethane
Chloroform
Mehtane

Which gas in produced during ripening of bnabanas.
Carbon dioxide
Acetylene
Methane
Ethene

Marsh gas is mostly :
butane
methane
propane
ethane

Alkynes are also called.
Acetylenes
Olefine
Ethene
Paraffins

Halogenation of methane produces following valuable chemical compounds used as solvents except.
Carbon Black
Chloromethane
Carbonterachloride
Chloroform

Which is the substitution reaction in the following?
Halogenation of alkanes
Halogenation of alkynes
Bromination of alkene
Halogenation of alkenes

Which of following dehydration of alcohols take place:
KOH
HCl
NaOH
H2SO4

Marsh gas is mostly consisted of.
Butane
Propane
Methane
Ethane

Olefins is a Latin word meaning:
oil forming
inert
less reactive
most reactive

Boiling point of alcohol in centigrade is.
78
128
68
118

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