WorksheetsChapter 2 : Carbon Compounds
Total questions: 20
Worksheet time: 20mins
Which of the molecular formula is unsaturated hydrocarbon?
C3H6
C4H10
C5H12
C6H14
Which properties of propane and propene are the same?
Soluble in water
Decolourise brown colour of bromine water
Burn completely in air to produce carbon dioxide and water
Decolourise purple colour of acidified potassium manganate (VII) solution
Which of the following are alkenes?
methane
propene
butane
pentane
hexene
Which of the following is not a reaction undergoes by alkenes?
combustion
substitution
hydrogention
oxidation
Propene gas reacts with hydrogen to produce propane gas at 180oC by using catalyst X. What is X?
Vanadium(V) oxide
Manganese(IV) oxide
Nickel
Iron
Ethene gas reacts with water vapour to produce ethanol through hydration reaction. What is the suitable condition for the reaction?
Temperature: 300oC , Pressure : 1 atm, Catalyst : Iron
Temperature: 450oC , Pressure : 200 atm, Catalyst : Iron
Temperature: 180oC , Pressure : 1 atm, Catalyst : Nickel
Temperature: 300oC , Pressure : 60 atm, Catalyst : Phosphoric acid
Which of the following is correct about alkanes?
The compound has hydroxyl group
The compound is a saturated hydrocarbon
The compound has general formula of CnH2n
The compound consists of double bond between carbon atoms
Which of the following pairs of homologous series and general formula is correct?
A
B
C
D
What are the products formed when butane gas is burnt completely in excess oxygen?
carbon
water
carbon monoxide
carbon dioxide
Propene can be changed to propanol by the process of
Oxidation
Hydration
Fermentation
Hydrogenation
Diagram shows the set-up of the apparatus for a reaction. What is the reaction?
Esterification
Dehydration
Hydrogenation
Halogenation
Which pair is correctly matched?
A
B
C
D
Which of the following substances can be used to differentiate hexane and hexene?
Lime water
Bromine water
Dilute sulphuric acid
Sodium hydroxide solution
Diagram shows the set-up of apparatus for the reaction of yeast with glucose solution. What is the product obtained in the conical after a few days?
Ethanol dan ethane
Ethanoic acid and water
Carbon dioxide and water
Carbon dioxide and ethanol
Diagram represents the structural formula of a carbon compound. The compound is produced by the reaction between
Ethanol and propanoic acid
Ethanol and butanoic acid
Propanol and ethanoic acid
Butanol and ethanoic acid
Which substance coagulates latex?
Ammonia
Formic acid
Sodium chloride
Sodium hydroxide
A hydrocarbon is a chemical compound consists of
carbon and oxygen only
carbon and hydrogen only
carbon, hydrogen and oxygen only
carbon, hydrogen, oxygen and nitrogen only
Which of the following substances can decolourise the purple colour of acidified potassium manganate(VII) solution?
Ethane
Ethene
Ethanol
Ethyl Ethanoate
A colourless solution reacts with zinc carbonate to produce a gas that turns lime-water cloudy. The substance in the solution probably has the molecular formula of
CH3COOC7H15
C2H5OC2H5
CH3COOH
C2H5OH
Which of the following process will produce butanoic acid from butanol?
Hydrogenation
Hydration
Dehydration
Oxidation
