The maximum ionic interaction would be observed (1) In presence of polar solvent (2) In presence of mixture of water and alcohol (3) Almost equal in all kinds of solvents […]
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CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Free Energy Change in Hydrogen Bond Formation in Water
There are hydrogen bond donors (D), and acceptors (A). When the mixture (A+D) is transferred from water, designated as (w) to a nonpolar solvent (np), the free energy change (ΔG) […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
The Key Force Driving Protein Folding: Hydrophobic Interactions
The main force involved in protein folding are- (1) H-bonding (2) Hydrophobic interactions (3) Covalent bonds (4) Vander wall force What is the Main Force Involved in Protein Folding? What […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Antiparallel Beta Sheets Are Held Together by Hydrogen Bonds
The bonds/interactions which holds two antiparallel beta sheets together are (1) Disulphide bond (2) Covalent bond (3) Hydrogen bond (4) Hydrophobic interaction How Antiparallel Beta Sheets Are Held Together The […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Molecules that Form Intermolecular Hydrogen Bonds with Water
Which of the following molecule can in intermolecular hydrogen bonding with water? (1) Urea (2) CH4 (3) CCl4 (4) CHCl3 Molecules that Form Intermolecular Hydrogen Bonds with Water An important […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Why H₂O is a Liquid and H₂S is a Gas at 25°C
H2O is a liquid whereas H2S is a gas at 250C. The reason for this is (1) the number of electrons in the outermost electron shells of oxygen and sulfur […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Understanding the Donar…Acceptor Distance in Hydrogen Bonds
5. In a hydrogen bond of the type D-H…A, where D-H is a weakly acidic donor group and A is a lone-pair-bearing acceptor atom, the D…A distance is (1) one-and-a-half […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Identifying the Weakest Hydrogen Bond
Out of the following hydrogen bonding schemes shown by … which one corresponds to the weakest hydrogen bond in a given solvent condition? (1) O-H …O
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Hydrogen Bonding Between Hydrazine and Water
The maximum number of hydrogen bonds that can form between H2N – NH2 (hydrazine) and water is (1) 2 (2) 1 (3) 3 (4) 4 Hydrogen Bonding Between Hydrazine and […]
CSIR NET Previous Year Questions on Biochemistry Stabilizing Interactions
Optimal Hydrogen Bond Angle in Proteins
In proteins, hydrogen bonds form as follows: Donor (D)- H—-Acceptor (A). Hydrogen bond is more favorable if the angle between D-H and A is (1) 1800 (4) 1200 Optimal […]
