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Study that deals with hydrocarbons and its derivatives Is known as:
In SN1 reaction “1” stands for?
NTS 2016 SMBBMC
Chemistry
Fundamental Principles of Organic Chemistry
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IUPAC name of Divinyl acetylene is:
NUMS 2019 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
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Which one is NOT a nucleophile?
NUMS 2019 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Which of the following compounds has the empirical formula, (CH2O) and reacts with sodium hydroxide?
NUMS 2019 Cancelled
Chemistry
Fundamental Principles of Organic Chemistry
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Which of the following has shortest C – C bond length?
Which of the following is the reducing agent:
NUMS 2015
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Example of nucleophile is:
NUMS 2017
Chemistry
Fundamental Principles of Organic Chemistry
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Proton transfer within a molecule is known as:
Which one is not an organic compound?
NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
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Which one of the following free radical is most stable:
NUMS 2017
Chemistry
Fundamental Principles of Organic Chemistry
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Which of the following has the lowest vapour pressure at 20 degrees Centigrade?
PMC 2020
Chemistry
Fundamental Principles of Organic Chemistry
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Which of the following is an organic compound?
Which of the following is/are organic?
Isomerism due to shifting of proton from one atom to another in a same molecule is known as:
NUMS 2020
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Which one of them is used as an automobile antifreeze
PMC Sample 1
Chemistry
Fundamental Principles of Organic Chemistry
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The active part in organic molecules is called:
NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
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Wohler prepared urea from:
Diethyl ether and n-butanol are:
NUMS 2019 Reconduct
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Propyl Acetate and valeric acid are which type of isomers
NUMS 2018
Chemistry
Fundamental Principles of Organic Chemistry
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C6H5C≡N and C6H5N≡C exhibits which type of isomerism:
NTS 2015 SMBBMC
Biology
Fundamental Principles of Organic Chemistry
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Which of the following intermediate has the complete octet around the carbon atom.
NUMS 2018
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Example of a nucleophile is:
NUMS 2019 Cancelled
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Example of metamerism is:
Which class of compounds cannot show positional isomerism?
PMC Sample 1
Chemistry
Fundamental Principles of Organic Chemistry
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Which of the following is the correct IUPAC name?
NTS 2016 SMBBMC
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Ethers show the phenomenon of:
NTS 2019
Chemistry
Fundamental Principles of Organic Chemistry
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Which of the following is not an isomer of other three:
The coal used for domestic purposes is: –
Select the organic compound which belongs to Arene family:
PMC 2020
Chemistry
Fundamental Principles of Organic Chemistry
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Aromatic compounds burn with a sooty flame because:
NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
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78 g of a hydrocarbon occupies 22.414 ml of volume at S.T.P. The empirical formula of the hydrocarbon is CH. The molecular formula of this hydrocarbon is:
NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
Stoichiometry
Analytical Chemistry
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The isomers due to the unequal distribution of carbon atoms on either side of the functional group belonging to the same homologous series are called:
NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
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Which is not a meta directing group:
NUMS 2017
Chemistry
Fundamental Principles of Organic Chemistry
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Which of the following pair groups belong to meta directing Groups?
NTS 2019
Chemistry
Fundamental Principles of Organic Chemistry
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IUPAC name of this is (CH3)2 – CH – CH (C2H5) – C(CH3)3
NTS 2016 DUHS & JSMU
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
(HCHO)nH20 is the chemical formula for?
NTS 2015 SMBBMC
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Maleic Acid and Fumaric Acid are:
NUMS 2017
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
Which functional group is not a double bond?
NUMS 2019 Cancelled
Chemistry
Fundamental Principles of Organic Chemistry
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In a resonance structure of a molecule
NUMS 2014
Chemistry
Fundamental Principles of Organic Chemistry
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The type of isomerism in which the position of functional group changes is called?
Which process is used to produce volatile compounds?
CH3CH2CH2COCH3 is the functional isomer of:
NTS 2016 DUHS & JSMU
Chemistry
Fundamental Principles of Organic Chemistry
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Isomerism is:
IUPAC name of C6H5 – CH2 – CH2 – NH2 is:
PMC 2020
Chemistry
Fundamental Principles of Organic Chemistry
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Formyl group is present in
PMC Sample 1
Chemistry
Fundamental Principles of Organic Chemistry
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An essential condition for the Optical Activity of an organic compound is:
NUMS 2015
Chemistry
Fundamental Principles of Organic Chemistry
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IUPAC name of the compound (CH3)2-CH-CH(C2H5)-C(CH3)3 is :
NTS 2015 SMBBMC
Chemistry
Fundamental Principles of Organic Chemistry
Elimination Tool:
The type of isomerism existing in a compound of molecular formula C2H6O is:
PMC 2020
Chemistry
Fundamental Principles of Organic Chemistry
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The rate of E1 reaction depends upon:
NTS 2019
Chemistry
Fundamental Principles of Organic Chemistry
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How many chain isomers can be obtained from the alkane C6H14?
NTS 2016 DUHS & JSMU
Chemistry
Fundamental Principles of Organic Chemistry
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The number of isomers of C3H7-Cl are _______
NUMS 2017
Chemistry
Fundamental Principles of Organic Chemistry
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In alkanes, each carbon has hybridization:
PMC 2020
Chemistry
Fundamental Principles of Organic Chemistry
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The isomers must have the same:
NTS 2013
Chemistry
Fundamental Principles of Organic Chemistry
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Carbonyl group is present in
Na, Ca & Mg are