Aliphatic Hydrocarbons

Question 1

Alkanes can be prepared from alkenes by hydrogenation under what conditions and using which catalyst?

Answer 1

200-300 C in presence of Ni catalyst

Question 2

Decarboxylation of mono carboxylic acid is done with which compound?

Answer 2

NaOH

Question 3

Reagent used in wolfkishner reduction is?

Answer 3

N2H4 and KOH

Question 4

Alkanes with how many number of carbon atoms are liquids?

Answer 4

5 to 17

Question 5

Catalytic oxidation of alkanes is performed in presence of which catalyst under what conditions?

Answer 5

Cu catalyst at 400C and 200 atm

Question 6

Nitrations of alkanes by reaction with HNO3 is done at what temperature?

Answer 6

450C

Question 7

Trans alkene can be formed by partial hydrogenation of alkynes in the presence of which catalyst at which temperature?

Answer 7

Na in NH3 at -33 C

Question 8

Conditions needed for dehydration of tertiary alcohol are?

Answer 8

20% H2SO4 at 85 C

Question 9

Alkenes with which number of carbon atoms are liquids?

Answer 9

5 to 15

Question 10

Raney Nickel is formed by reaction of Ni-Al with which compounds?

Answer 10

NaOH and Water

Question 11

Energy released by complete combustion of methane?

Answer 11

891kjmol-1