Organic Chemistry: MCQ Test
50 questions · pick one option for each · submit when you finish to see your score and the correct answers.
Question 1 of 50
The first organic compound synthesized in the laboratory was
- Alactic acid
- Bglucose
- CUrea
- Duric acid
Question 2 of 50
The shape of methane molecule is-
- AAngular
- Brhombic
- Clinear
- Dcoplanar
Question 3 of 50
How many covalent bonds are there in the chloropropane molecule whose molecular formula is CH-CIT?
- A6
- B8
- C9
- D10
Question 4 of 50
How is the quality of a gasoline sample determined?
- AIts iodine value
- Bfrom its mass density
- Cby its octane number
- Dby its cetane number
Question 5 of 50
The process of formation of vapor from solid camphor is called_
- Aevaporation
- Bfreezing
- Cmelt
- Dsublimation
Question 6 of 50
Which gas is produced by the reaction of water on calcium carbide?
- Amethane
- BEthane
- CEthylene
- DAcetylene
Question 7 of 50
Who among the following discovered 'Benzene'?
- AJohn Dunlop
- BNewton
- CPriestley
- DMichael Faraday
Question 8 of 50
What is the chemical formula of propane?
- AC²H⁶
- BCH⁴
- CC⁴H¹⁰
- DC³H⁸
Question 9 of 50
Grain alcohol is known as_
- Amethyl alcohol
- Bethyl alcohol
- Cethylene glycol
- Dglycerol
Question 10 of 50
Which method is used for vulcanization of natural rubber?
- Aheating with sulfur
- BHeating with carbon black
- Cadding chlorine gas
- DAddition of diphenylamine
Question 11 of 50
Which acid is used in photography?
- AFormic acid
- Boxalic acid
- CCitric acid
- Dacetic acid
Question 12 of 50
Which of the following is not a natural polymer?
- AWool
- Bsilk
- Cleather
- DNylon
Question 13 of 50
Which of the following acids is found in grapes?
- AMalic acid
- Bacetic acid
- CTartaric acid
- DCitric acid
Question 14 of 50
The chemical used for preserving food is—
- Asodium chloride
- Bcaustic soda
- Csodium benzoate
- Dsulfuric acid
Question 15 of 50
Petroleum is a homogeneous mixture of ______.
- Aof carbonates
- Bof carbohydrates
- Cof hydrocarbons
- Dnone of these
Question 16 of 50
Gammexene is a_
- Adisinfectant
- Bfungicides
- Cinsecticide
- Dpesticide
Question 17 of 50
Which of the following statements is correct regarding 'chloroform'?
- ALiquid fuel codes: 1 and 2
- BAnesthetic 1 and 3
- CPhosgene produces 2 and 3
- DFirefighters 1 and 4
Question 18 of 50
Methane is a colorless, odorless, non-toxic, but flammable gas. What is its common name?
- Ablue vitriol
- Blaughing gas
- CHeating gas
- DMarsh gas
Question 19 of 50
Where is spermatic wax obtained from?
- Afrom palm leaves
- Bfrom honeycombs
- Cfrom petroleum
- Dfrom whales
Question 20 of 50
Which acid is found in tamarind?
- Aacetic acid
- BCitric acid
- CTartaric
- Doxalic acid
Question 21 of 50
Which plastic is used for packing food items?
- Apolyvinyl chloride
- Bpolypropylene
- Cpoly ethylene
- Dtetrafluoro in
Question 22 of 50
Which is not an anesthetic agent used in surgical operations?
- Anitrous oxide
- BAcetone
- Cchloroform
- DYear
Question 23 of 50
The gas used for cooking is mainly
- Amixture of N² and O²
- Bcarbon monoxide
- Cmethane
- Dcarbon dioxide
Question 24 of 50
Consuming ethyl alcohol in large quantities has adverse effects.
- Aon the kidneys
- Bon the lever
- Con the heart
- Don the intestine
Question 25 of 50
It is used to remove rust stains from clothes.
- Akerosene oil
- BLime
- Cpetrol
- Doxalic acid
Question 26 of 50
Which gas is mainly present in the mixture of gases coming out of a septic tank?
- Amethane
- Bammonia
- Chydrogen
- Dnitrogen
Question 27 of 50
What is the end product of alcoholic fermentation?
- Apyruvic acid
- Bacetaldehyde
- Cethyl alcohol
- DFormic acid
Question 28 of 50
Ethyne is an example of_
- Atriple bond compound
- Bsubcovalent bond
- Csingle bond compound
- Dof a compound containing a double bond
Question 29 of 50
Terylene is prepared by the reaction of tetraphthalic acid and the following:
- AXylene
- BEthylene
- CAcetylene
- Dethylene glycol
Question 30 of 50
The constituent of Pyroligneous Acid is-
- Aacetic acid
- Bmethyl alcohol
- CAcetone
- Dall of which
Question 31 of 50
Which reactive radical is present in ketone?
- A—CHO
- B—COOH
- CC=O
- D—OH
Question 32 of 50
The general formula of alkene is_
- ACnH²n
- BCnH²n-¹
- CCn H²n +¹
- DCnH²n+²
Question 33 of 50
The octane number of a good knock-proof compound is ____
- AHigh
- BLower
- CZero
- Dinfinite
Question 34 of 50
What is the quality of petrol expressed by?
- Acetane number
- BAdditive unleaded compounds
- Coctane number
- DSwarnaka
Question 35 of 50
Which gas is used for artificial ripening of fruits?
- AAthene
- BAcetylene
- CPropane
- Dmethane
Question 36 of 50
Which of the following elements is found in all organic compounds?
- ACarbon
- Bcalcium
- Cnitrogen
- Doxygen
Question 37 of 50
The correct statement about 'methane' is_
- AIt originates from the bacterial decomposition of plant and animal matter buried in marshy areas.
- BIt is the first member of the saturated hydrocarbon series.
- CIt is also called marsh gas.
- DAll of the above
Question 38 of 50
The name of C²H⁵OH according to IUPAC system is
- AEthanal
- BEthanol
- CPropanone
- DEthyne
Question 39 of 50
The most abundant organic compound found in nature is—
- Aglucose
- BFructose
- CSukoz
- DCellulose
Question 40 of 50
The compound added in small quantities to tomato chutney to keep it fresh for a longer period is ___
- ASodium Tartrate
- Bsodium chloride
- Csodium bicarbonate
- Dsodium benzoate
Question 41 of 50
Known as 'Oil of Mirbane'_
- Anitrobenzene
- BAniline
- CPhenol
- Dtoluene
Question 42 of 50
Which organic compound by the name of 'Narsilen' is used as an anesthetic in surgery?
- AYear
- Bchloroform
- CEthane
- DAcetylene
Question 43 of 50
The chemical formula of urea is ____
- ANH⁴CI
- BNH²CONH⁴
- CNH² CONH²
- DNH³
Question 44 of 50
Which gas is released during fermentation?
- Acarbon dioxide
- Bsulfur dioxide
- Coxygen
- Dhydrogen
Question 45 of 50
Who first synthesized urea in the laboratory?
- AWilliamson
- BKolve
- CWöhler
- DViolet
Question 46 of 50
What is another name for carbon tetrachloride?
- AMarsh gas
- Bmustard gas
- CPyrenees
- DPyrol
Question 47 of 50
The group that imparts chemical properties to an organic compound is called_
- Afunctional group
- Bfunctional group
- CIndifferent groups
- DDefunct groups
Question 48 of 50
Glycol is added to aviation gasoline because it ____
- AReduces evaporation of petrol
- BIncreases the efficiency of petrol.
- CPrevents freezing of petrol
- DReduces petrol consumption
Question 49 of 50
When ethylene is reacted with alkaline and cold solution of potassium permanganate, it is obtained ____
- Aacetic acid
- BFormic acid
- Cethylene glycol
- DGlycerol
Question 50 of 50
Which of the following acids is found in apples?
- AMalic acid
- Bsulfuric acid
- CFormic acid
- Dnitric acid