The total number of isomers including stereoisomers for 1,2-dimethyl cyclobutane is:

2, one cis and one trans (both optically inactive)

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3, one cis and two optically active trans forms

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3, one trans and two optically active cis forms

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4, two cis (optically active) and two trans (optically active)

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Solution

The correct option is B 3, one cis and two optically active trans forms
The total number of isomers including stereoisomers for 1,2-dimethyl cyclobutane is 3, one cis and two optically active trans forms.

Option B is correct.

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Similar questions

Q. Assertion :Both cis-1,3-dimethyl cyclobutane and trans-1,3-dimethyl cyclobutane are optically inactive. Reason: cis-1,3-Dimethyl cyclobutane has the plane of symmetry, where as trans form has the centre of symmetry.

Which of the following statements is correct regarding the chirality (optical isomerism) of the cis and trans isomers of the type $M (a a)_{2} b_{2}$ (M stands for a metal, a and b are achiral ligands and aa is a bidentate ligand) ?

Identify the optically active compounds from the following
(a) $[C o (e n)_{3}]^{3 +}$
(b) $t r a n s - [C o (e n)_{2} C l_{2}]^{+}$
(c) $c i s - [C o (e n)_{2} C l_{2}]^{+}$
(d) $[C r (N H_{3})_{5} C l]$

The following complexex are given:
(1) $t r a n s - [C o (N H_{3})_{4} C l_{2}]^{+}$
(2) $c i s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}$
(3) $t r a n s - [C o (N H_{3})_{2} (e n)_{2}]^{3 +}$
(4) $[N i C l_{4}]^{2 -}$
(5) $[T i F_{6}]^{2 -}$
(6) $[C o F_{6}]^{3 -}$
Choose the correct code:

The necessary and sufficient condition to exhibit optical activity, the configuration of the given complex should be assymmetric.

The complex which does not exhibit cis

-

trans isomerism but optically active

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The total number of isomers including stereoisomers for 1,2-dimethyl cyclobutane is:

The correct option is B 3, one cis and two optically active trans formsThe total number of isomers including stereoisomers for 1,2-dimethyl cyclobutane is 3, one cis and two optically active trans forms.Option B is correct.

The correct option is B 3, one cis and two optically active trans forms
The total number of isomers including stereoisomers for 1,2-dimethyl cyclobutane is 3, one cis and two optically active trans forms.

Option B is correct.