set 2 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 3 EXERCISES
The following question based on organic chemistry topic of general science mcq
(a) Esters
(b) Aldehydes
(c) Ketones
(d) All of these
The correct answers to the above question in:
Answer: (d)
All contains carbonyl compounds.
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Read more organic chemistry Based General Science Questions and Answers
Question : 1
Which of the following can be used distinguish between ethane and ethene?
a) Aqueous bromine
b) Litmus solution
c) A lighted splinter
d) Lime water
Answer »Answer: (a)
Question : 2
Butanone is a four-carbon compound with the functional group
a) ketone
b) aldehyde
c) carboxylic acid
d) alcohol
Answer »Answer: (a)
Question : 3
Which of the following are considered as a base?
- Proton Donor
- Proton Acceptor
- Electron Acceptor
- Electron Donor
a) 2 and 4
b) 1, 2 and 3
c) 2, 3 and 4
d) 1 and 3
Answer »Answer: (a)
The base is a proton acceptor and Electron Donor. Bases give up hydroxide ion (OH–) that wants to bond to the hydrogen ion (H+) given by an acid.
Whereas Lewis bases are those compounds which are capable of donating a lone pair of electrons.
Question : 4
Which of the following can be used as artificial sweetner(s) ?
- Aspartame
- Alitame
- Sucralose
- Saccharin
a) 1, 2 and 3
b) 1 only
c) 1 and 2
d) 1, 2, 3 and 4
Answer »Answer: (d)
Question : 5
Alkenes are characterized by
a) C ≡ C bonds
b) C = C bonds
c) C – C bonds
d) cyclic structure
Answer »Answer: (b)
Alkanes are saturated compounds in which all the four electrons of carbon are covalently bonded with other carbon atoms through single bond
Question : 6
The IUPAC name of CH3CH2COCl is
a) acetyl chloride
b) ethanoyl chloride
c) propanoyl chloride
d) chloroethane
Answer »Answer: (c)
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