Geometrical Isomerism

Q.

Explain geometrical isomerism

Q.

Which of the following compounds does not show geometrical isomerism?

1. 2-butene

2. 2-pentene

3. 2-methyl propene

4. 2-3-dibromo-2-butene

Q.

Draw the cis and trans structures of hex-2-ene. Which isomer will have higher b.p. and why?

Q.

List various types of isomerism possible for coordination compounds, giving an example of each.

Q.

How many geometrical isomers are possible for the following compound?

1. 2

2. 3

3. 4

4. 8

Q. The IUPAC name of the hydrocarbon $HC\equiv C-CH=CH-CH=C{H}_2$ is

1. Hex-3, 5-dien-5-yne
2. Hexa-1, 3-dien-5-yne
3. Hexa-1, 2-dien-1-yne
4. Hex-3, 5-dien-1-yne

Q. Which cyclic alkene can show geometrical isomerism?

1. Cyclohexene
2. Cyclopropene
3. Cyclopentene
4. Cyclodecene

Q. Which compounds can show geometrical isomerism ?

1. 
2. 
3. 
4. 

Q. 12. Correct increasing order for the wavelengths of absorption in the visible region for the complexes of Co3+ is (1) [Co(en)3]3+, [Co(NH3)6]3+, [Co(H2O)6]3+ (2) [Co(H2O)6]3+, [Co(en)3]3+[Co(NH3)6]3+ (3) [Co(H2O)6]3+, [Co(NH3)6]3+, [Co(en)3]3+ (4) [Co(NH3)6]3+, [Co(en)3]3+, [Co(H2O)6]3+

Q. Which of the following compounds can exhibit geometrical isomerism

1. $C{H}_{3}CH=CHC{H}_3$
2. $C_6{H}_{5}CH=C{H}_2$
3. $HOOC-CH=CH-COOH$
4. Both (a) and (c)

Q. Calculate the mole percentage of CH3OH and H2O respectively in 60%(by mass) aq solution of CH3O

Q. Geometrical isomerism is caused:

1. by restricted rotation around C = C bond
2. by the presence of one asymmetric carbon atom
3. due to the different groups attached to the same functional group
4. by swing of hydrogen atom between two divalent atoms

Q. The restricted rotation about carbon double bond in 2-butene is due to

1. overlap of one s and one $s{p}^2$ hybridized orbitals
2. overlap of one p and one $s{p}^2$ hybridized orbitals
3. overlap of two $s{p}^2$ hybridized orbitals
4. sideways overlap of two p orbitals

Q. Find the number of moles of CH4 gas present in 11.2 L CH4 at STP .

Q.
In above compound total number of secondary hydrogen atoms are:

Q. Which among the following will show geometrical isomerism?

1. 
2. 
3. $C_6{H}_5-CH=N-OH$
4. all of these

Q. Which of the following compounds show geometrical isomerism?

1. $C{H}_3-CH=CC{l}_2$
2. $C{H}_3-CH=C{H}_2$
3. $(C{H}_3{)}_2-C=C{H}_2$
4. $C{H}_3-CCl=CCl-C{H}_3$

Q. Which of the following compounds exhibits geometrical iosmerism?

1. $C_2{H}_{5}Br$
2. $\left(CH{)}_2\right(COOH{)}_2$
3. $C{H}_{3}CHO$
4. $\left(C{H}_2{)}_2\right(COOH{)}_2$

Q. 69. Find the fraction of edge length occupied by atoms in FCC packing.

Q.

Which of the following compounds will show geometrical isomerism?

1. 2-Butene

2. Propene

3. 1-Phenylpropene

4. 2-Methyl-2-butene

Q. Which is a pair of geometrical isomers?

1. only I and III
2. II, III and IV
3. III and IV
4. only II and IV

Q.

What is the difference between structural and stereoisomers?

Q. Match the Column I and Column II (Based on the possible number of geometrical isomers).

1. a-q; b-p; c-r; d-s
2. a-p; b-r; c-r; d-s
3. a-s; b-p; c-r; d-q
4. a-q; b-r; c-p; d-s

Q. Geometrical isomerism is caused:

1. by restricted rotation around C = C bond
2. by the presence of one asymmetric carbon atom
3. due to the different groups attached to the same functional group
4. by swing of hydrogen atom between two divalent atoms

Q. Which one of the following is correct statement?

1. cis-cyclooctene is more stable than it trans form
2. trans-cyclooctene is more stable than it cis form
3. None of the above
4. both trans-cyclooctene cis-cyclooctene are equally stable

Q. Which of the following compound is most stable?

1. 
2. 
3. 
4. 

Q. Which of the following compound will show geometrical isomerism?

1. 
2. 
3. 
4. 

Q. The lowest alkene which is capable of exhibiting geometrical isomerism is.

1. 1 – Butene
2. 2 – Pentene
3. 2 – Butene
4. 2, 3 – Dimethyl-butene

Q. does not show geometrical isomerism.

1. Cyclooctene
2. 2-pentene
3. 1-butene
4. 2-butene

Q. Which of the following compounds will exhibit geometrical ismerism?

1. 3-phenyl-1-butene
2. 2-phenyl-1-butene
3. 1-phenyl-2-butene
4. 1, 1-diphenyl-1-propene