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Showing posts with label ISOMERISM:. Show all posts
Showing posts with label ISOMERISM:. Show all posts
Sunday, May 22, 2022

Write all the the chain and positional isomers of Heptane and also write their IUPAC name.

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Realated Questions: (1)  How many cyclic isomers possible of (C6H12) Hexene? (2)  How many cyclic isomers possible of (C5H10) pe...

Number of chain and postional isomers alkane and number of respective carbon atoms present.

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Write the total Isomers of 1,1-Dicloro propene (C3H4Cl2)?. Realated Questions: (1)  How many cyclic isomers possible...

Number of structural isomers monoclorinated alkane and number of carbon atoms present.

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Related Questions: (1)  Although anti conformation is more stable than the gauch conformation but in some cases gauch or skew co...

Write the total Isomers of 1,1-Dicloro propene (C3H4Cl2)?.

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Realated Questions: (1)  How many cyclic isomers possible of (C6H12) Hexene? (2)  How many cyclic isomers possible of (C5H10) pe...

How determination of chirality in Meso compounds ?

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Identifying planes of symmetry in Fischer formulas is relatively easy, since they are planar representations. The following illustrations sh...

The term stereogenic center or stereocenter:

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A stereogenic center is defined as an atom on which an interchange of any two atoms or groups result in a new stereoisomer, When the new ste...

The term Asymmetric center and chiral center :

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Three terms are used to designate, a carbon atom bonded tetrahedrally to four different substituents in a chiral molecule:  Asymmetric atom,...
Tuesday, June 23, 2020

How do you calculate the number of all possible structural isomers for alkanes?

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Yes we can find all possible structural isomers Of a given hydrocarbon. Number of total structural isomers = 2^(N-4)+1 Where N is number of...

How to find number of stereoisomers in a large compound (polyenes) containing double bonds?

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Number of stereoisomer of polyenes can calculated by following formulas .

How to find number of stereoisomers in a large compound containing chiral centres ?.

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Wednesday, January 29, 2020

Write total fuctional isomers of molecular formula C5H10O.

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Total fuctional isomers of molecular formula C 5 H 10 O Possible are six which are given as:
Sunday, January 26, 2020

Arrange the following in the order of their increasing order of expected enol content. H3C-CO-CH2-CHO, H3C-CO-CH3, H3C-CHO and H3C-CO-CH2-CO-CH3 .

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As the substituents at the enolic double bond in the enol increases, the enolic content increases.
Friday, January 24, 2020

Although anti conformation is more stable than the gauch conformation but in some cases gauch or skew conformation is more stable than the anti confirmation why?

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Gauch or skew conformation is more stable than the anti because of the intramolecular hydrogen bonding which is geometrically possible onl...
2 comments:

What is Imine-Enamine tautomerism?

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An imine is a compound that contains a -C=NH bond. It is homologous of -C=O. And  Imime form is just similar to keto form  and  Enamin...
Thursday, January 2, 2020

How many different structural isomers exist with the formula C5H10? (Except geometric and optical isomers) :

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(A) There are five linear Isomers: (1)  Pent-1-ene  (2)  Pent-2-ene  (3)  2-Methylbut-1-ene  (4)  2-Methylbut-2-ene  (5)  3-Methylbu...
Wednesday, January 1, 2020

How many cyclic isomers possible of (C6H12) Hexene?

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There is twelve cyclic compounds can draw with molecular formula of (C 6 H 12 ) hexene.  Six – Four member cyclic compounds and six - thre...
4 comments:

How many cyclic isomers possible of (C5H10) pentene?

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There is five cyclic compounds can draw with molecular formula of (C 5 H 10 ) Pentene. (1)    Cyclopentane (2) 1-Methylcyclobutane (3...