Carbon and its Compounds
Organic chemistry quiz covering carbon allotropes, functional groups, hydrocarbons, esters, alcohols, carboxylic acids, and soaps/detergents
Questions
X compound reacts with methyl alcohol in presence of acid to give Y compound. Y compound gives sweet-smelling and used in making perfumes and as flavouring agents. What is X and Y?
- X = CH3CH2OH, Y = CH3COOH
- X = CH3COOH, Y = CH3COCH3
- X = CH3OCH3, Y = CH3COOH
- X = CH3COOH, Y = CH3COOCH3
- X = CH3COOH, Y = CH3COOCH2CH3
Which of the following statements is true for soaps and detergents?
- Soaps and detergents have a small ionic part and a large non-polar hydrocarbon part.
- Soaps and detergents have a large ionic part and a small polar hydrocarbon part.
- Soaps and detergents have a small ionic part and a large polar hydrocarbon part.
- Soaps and detergents have a large ionic part and a small non-polar hydrocarbon part.
- None of these
Buckministerfullerene is an allotropic form of
- phosphorous
- oxygen
- carbon
- sulphur
- nitrogen
Which of the following is INCORRECT?
- Diamond is covalent network solid which is hardest substances.
- Graphite is soft and slippery, and can act as a lubricant.
- Carbon Black is amorphous allotropy of carbon.
- Carbon dioxide is a gas, which is used as fire extinguisher.
- Fullerenes form another class of carbon allotropes, C-50 was the first fullerene to be identical.
Ethanol reacts with sodium to form which of the following two products?
- Sodium ethanoate and hydrogen gas
- Sodium ethoxide and hydrogen gas
- Sodium ethanoate and oxygen gas
- Sodium hydrogen carbonate and carbon dioxide gas
- Sodium ethoxide and oxygen gas
How many bonds are there in the Ethene molecules?
- 2 single bond, one double bond
- 4 single bond, one triple bond
- 4 single bond, one double bond
- 4 single bond only
- One double only
Which of following process is used to breakdown of a large droplet of oil into tiny droplets by soap or detergent?
- Dissolution
- Sedimentation
- Saponification
- Emulsification
- Condensation
Ethylalcohol is treated with alkaline potassium permanganate to give a carboxylic acid. This conversion of reaction is example of
- combustion reaction
- addition reaction
- substitution reaction
- oxidation reaction
- hydrogenation
Which of the following gas is evolved if sodium bicarbonate is added to a solution of tartaric acid?
- Hydrogen
- Nitrogen
- Carbon monoxide
- Sulphur dioxide
- Carbon dioxide
Butanone is a five carbon compound. It has which of the following functional group?
- Carboxylic
- Aldehyde
- Ketone
- Alcohol
- Amine
Which of the following is the I.U.P.A.C name of CH3CH2CH=CH2?
- Butane
- Prop-1-ene
- But-2-ene
- Butyne
- But-1-ene
An organic compound X is an essential constituent of wine /beer and intoxication causes by drinks. Oxidation of X yields an organic compound Y, which is present in vinegar. What is X and Y?
- X = CH3CH2OH, Y = CH3COOH
- X = CH3OH, Y = CH3COOH
- X = CH4, Y = CH3OH
- X = CH3CHO, Y = CH3COOH
- X = CH3COOH, Y = CH3COOH
The graphite shows all properties except which of the following?
- It is soft and greasy to touch.
- It has lustre in nature.
- It is hexagonal crystals and soluble in all ordinary solvents.
- It is a good conductor of electricity.
- Its relative density is 2.3.