FUNDAMENTAL PRINCIPLES OF ORGANIC CHEMISTRY

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FUNDAMENTAL PRINCIPLES OF ORGANIC CHEMISTRY

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What is the simplest alkane, that is, the one with the smallest molecular weight, which possesses primary, secondary and tertiary carbon atoms? 

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Which one of the following does not have sp² hybridized carbon? 

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Which of the following molecules has two sigma (a) and two pi (x) bonds?

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The IUPAC name of neopentane is:

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Which type of isomerism is not possible in alkenes?

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The number of structural isomers for C6H14 is:

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The alkene that exhibits geometrical isomerism is:

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Nucleophiles are:

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Electrophilic reagents are:

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The reaction between electrophile and nucleophile involves:

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Due to the presence of an unpaired electron, free radicals are:

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The shape of a carbanion is: 

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Which of the following species contain eight electrons around the central carbon atom?

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Which of the following can be applied to explain relative order of stability of cabocations?

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Heterolytic fission of a covalent bond in organic molecules gives:

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The compounds with structural formula R-CN and R-NC are:

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The principle functional group when the following groups are present in the molecule is:

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What is the IUPAC name of the molecule shown?

CH2=CH-CH=CH2

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How many hydrogen atoms are contained in a molecule of 1,4-hexadiene? 

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Which choice represents the carbon skeleton of 1,6-octadiene?

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Based on the IUPAC system, neopentyl group is named as:

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The IUPAC name of CH3-CH=CH-CCH is:

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With respect to functional group phenols resemble:

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Which of the following compounds is not a phenol? 

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Which one of the following pairs can be cis-trans isomer to each other?

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Which one of the following is a powerful electrophile used to attack on the electrons of benzene ring? 

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Select the nucleophile from the following examples: 

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In the following, which one is free radical?

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Ethene on polymerization, gives the product polyethene, this reaction may be called as:

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1-Chloropropane and 2-Chloropropane isomers to each other, the type of isomerism in are these two is called:

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The compound with an atom which has unshared pair of electrons is called:

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Which of the following following is is an ambident of the nucleophile?

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Which one of the following series contains electrophiles only?

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Which of the following is not a electrophile?

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The types of isomerism possible with molecular formula C4H10O is/are:

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Alcohols with molecular formula CnH2n+2O are isomeric with:

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In which type of isomerism a dynamic equilibrium is established between the isomers?

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In which of the following cases is isomerism possible?

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Among the following the strongest nucleophiles is:

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Which of the following is the best choice of reagents to effect the electrophilic iodination of an aromatic ring?

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The number of structural isomers for C6H14 is:

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The total number of isomers for C4H8 is:

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Which of the following compounds will show metamerism? 

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Which molecule can have cis-trans isomers?

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Cis-trans isomerism occurs when

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The cause of cis-trans isomerism is:

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Methyl carbanion is iso-electronic with:

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In which of the following reaction product is always structural isomer of original compound?

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Which of the following is not a nucleophile?

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Which of the following contains three pairs of electrons? 

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In which of the following species the central carbon atom is negatively charged?

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Which one of the following pairs represents a set of electrophiles?

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The class of compounds that does not have sp³-hybridized oxygen atom:

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Which of the following has only 1° and 2°C atoms?

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Which of the following is not the name of CH3NC? 

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Which group is always taken as a substituent in the IUPAC system of nomenclature?

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Which of the following compounds has isopropyl group? 

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The number of σ- and π-bonds in 1-Butene-3-yne is:

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If two compounds have the same empirical formula but different molecular formula, they must have:

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Which of the following intermediate has the complete octet around the carbon atom?

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Which of the following is not planar?

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Chlorine gas is exposed to ultraviolet light in a closed container. The reactive species expected to be formed are:

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Presence of a -NO2 group around a carbonium ion:

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Free radicals are involved in mechanism of: 

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The four C-H bonds of methane are broken at a time. The cleavage of which of the following bonds has the minimum bond dissociation energy?

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Which one of the following compound is a ketone?

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A group of closely related compounds which can be expressed by a general molecular formula and in which two consecutive members differ by 14 in their molecular masses is called:

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Which of the following compounds is a saturated hydrocarbon?

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A reaction that takes place in the gaseous state is likely to involve:

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Which of the following forms a homologous series? 

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The kind of delocalization involving sigma bond orbitals is called:

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Among the following alkenes: (I) 1-Butene (II) cis-2-Butene (III) trans-2-Butene, the decreasing order of stability is:

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The general formula of alkanols is:

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Heterolytic fission of covalent bond between carbon atoms will produce: 

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Ethylene and acetylene are the common names for the molecules and respectively.

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On the basis of the number of carbon-hydrogen bonds, all of the following families of compounds can be considered unsaturated except:

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The process used to produce simple alkenes is: 

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In organic chemistry, the term unsaturated means a molecule which:

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