Types of Hydrogen Bonding

Q. The compound which shows metamerism is :

1. $C_4{H}_{10}O$
2. $C_5{H}_{12}$
3. $C_3{H}_{8}O$
4. $C_3{H}_{6}O$

Q.

What are the strongest to weakest intermolecular forces?

Q.

Which Is the most stable carbonium ion?

Q.

Different between ortha nitrophenol and para nitrophenol

Q. The given compounds show which type of isomerism?
and

1. Chain isomerism
2. Positional isomerism
3. Metamerism
4. Functional group isomerism

Q.

The intermolecular attractive forces in alcohol are stronger than those in water.

1. True
2. False

Q.

What is the strongest intermolecular force in 1-propanol?

Q. Which one of the following compounds shows the presence of intramolecular hydrogen bond ?

1. Cellulose
2. Concentrated acetic acid
3. $H_2{O}_2$
4. $HCN$

Q. Which among the following is steam volatile?

1. o-nitrophenol
2. Aniline
3. Glycerol
4. p-nitrophenol

Q.

The purine base present in RNA is

1. Guanine

2. Thymine

3. Cytosine

4. Uracil

Q. Which is the most stable conformational isomer of cis-1-bromo-2-chlorocyclohexane ?

1. 
2. 
3. 
4. 

Q.

Glycerol has strong intermolecular bonding therefore it is

1. Sweet

2. Reactive

3. Explosive

4. Viscous

Q.

Name two purine nitrogenous bases found in a DNA molecule.

Q. Acetone and propanal are

1. Position isomers
2. Functional isomers
3. Geometrical isomers
4. Optical isomers

Q.

Which of the following compound can form hydrogen bonds

1. CH₄

2. NaCl

3. CHCl3

4. H₂O

Q.

Is propanol soluble In water?

Q.

The LUMO in CO is

1. s-bonding
2. p-bonding
3. p-antibonding
4. s-antibonding

Q. When a mixture containing $PC{l}_3$ and $PC{l}_5$ is heated with Ethyl alcohol total of ‘4’ moles of $C_2{H}_{5}Cl$ is formed. Mole ratio of $PC{l}_3$ and $PC{l}_5$ in the mixture is

1. 3 : 1
2. 2 : 1
3. 1 : 1
4. 1 : 3

Q. Choose the correct statement(s) among the following regarding conformers:

1. Ethane has infinite number of conformers
2. Dihedral angle for staggered conformation of ethane is $60°$
3. Dihedral angle for skew conformation of ethane is $120°$
4. Torsional angle for eclipsed conformation of ethane is $0°$

Q. Which among the following is steam volatile?

1. o-nitrophenol
2. Aniline
3. Glycerol
4. p-nitrophenol

Q. Assertion :Boiling point of p-nitrophenol is greater than that of o-nitrophenol. Reason: There is intramolecular hydrogen bonding in p-nitrophenol and intermolecular hydrogen bonding in o-nitrophenol.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Describe hydrogen bonding in water.

Q. Which one of the given ions is most stable in aqueous medium? 1.Mn^{3+} 2.Cr^{3+} 3.V^{3+} 4.Ti^{3+

Q. 25. What will be absolute mobility if limiting molar conductivity of Li+ ion is 10 unit in cgs

Q. $HCN$ and $HNC$ show which type of isomerism?

1. Metamerism
2. Functional isomerism
3. Chain isomerism
4. Position isomerism

Q. How a dπ - dπ bond is formed

Q. Assertion -FIRST dissociation constant of maleic acid is more as compared with fumaric acid while second dissociation constant of fumaric acid is more as compared to maleic acid. Reason- that can be explained by hydrogen bonding

Q. In which of the following, there is intermolecular hydrogen bonding?

1. $C{H}_{3}COOH$
2. $C_2{H}_{5}OH$
3. $H-F$
4. $water$

Q. 17. Maximum decarboxylation occurs in - A)CH3COOH B)C6H5COOH C)C6H5CH2COOH D)CH3COCH2COOH

Q. The maximum number of hydrogen bonds that a molecule of water can have is:

1. $1$
2. $2$
3. $3$
4. $4$