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Determine the number of plane of symmetry of Borazine.

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Important Questions on Isomerism in Organic Compounds

EASY

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

In assigning R-S configuration which among the following groups has highest priority?

HARD

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

The enolic form of ethyl acetoacetate as below has:

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

(+) 2-Methylbutan-1-ol and (-) 2- Methylbutan-1-ol have different values for which property?

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

The number of chiral carbon centres in penicillin is _________.

EASY

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha carbon, is:

EASY

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

The absolute configuration of

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is:

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Which among the given molecules can exhibit tautomerism ?

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HARD

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Among

(a) - (d),

the complexes that can show geometrical isomerism are:

(a)

{[P t {(N H_{3})}_{3} C l]}^{+}

(b)

{[P t (N H_{3}) C l_{5}]}^{-}

(c)

[P t {(N H_{3})}_{2} C l (N O_{2})]

(d)

{[P t {(N H_{3})}_{4} C l B r]}^{2 +}

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Which of the following pairs of compounds are positional isomers?

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

The optically inactive compound from the following is:

HARD

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Total number of isomers, considering both structural and stereoisomers, of cyclic ethers with the molecular formula

C_{4} H_{8} O

is ________

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Among the following, the conformation that corresponds to the most stable conformation of meso-butane-

2, 3

-diol is

HARD

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Which of the following compounds will show the maximum 'enol' content?

EASY

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

In the following structure, the double bonds are marked as

I, II, III

and

IV

Geometrical isomerism is not possible at the site(s):

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

How many isomers are possible for an alkane having molecular formula

C_{5} H_{12} ?

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Tautomerism is not exhibited by:

HARD

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

The Fischer projection of $D$ -erythrose is shown below.

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$D$ -Erythrose and its isomers are listed as $P, Q, R,$ and $S$ in Column I. Choose the correct relationship of $P, Q, R,$ and $S$ with $D$ -erythrose from Column II.

	Column - I		Column -II
P.		1.	Diastereomer
Q.		2.	Identical
R.		3.	Enantiomer
S.

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Given,

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Which of the given compounds can exhibit tautomerism?

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Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

Which of the following compounds will exhibit geometrical isomerism?

HARD

Chemistry>Organic Chemistry>Isomerism in Organic Compounds>Symmetries in Organic Molecules

For the given compound X, the total number of optically active stereoisomers is ____.

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Determine the number of plane of symmetry of Borazine.

Important Questions on Isomerism in Organic Compounds

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