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TLS Online TPP Program

#Question id: 102

 The structure of a disaccharide is shown below. Which statement is correct about following structure?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. Both rings A and B are in equilibrium with an open chain form.

  2. Only ring A is in equilibrium with an open chain form.

  3. Only ring B is in equilibrium with an open chain form.

  4. Neither ring is in equilibrium with an open chain form.

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TLS Online TPP Program

#Question id: 319

#Unit 1. Molecules and their Interaction Relevant to Biology

London dispersion forces are attractive forces that arise due to
TLS Online TPP Program

#Question id: 320

#Unit 1. Molecules and their Interaction Relevant to Biology

The aggregation of nonpolar molecules or groups in water is thermodynamically due to the
TLS Online TPP Program

#Question id: 322

#Unit 1. Molecules and their Interaction Relevant to Biology

A covalent bond is likely to be polar when ________.
TLS Online TPP Program

#Question id: 323

#Unit 1. Molecules and their Interaction Relevant to Biology

When the atoms involved in a covalent bond have the same electronegativity, what type of bond results?
TLS Online TPP Program

#Question id: 324

#Unit 1. Molecules and their Interaction Relevant to Biology

Why are hydrocarbons insoluble in water? 
TLS Online TPP Program

#Question id: 325

#Unit 1. Molecules and their Interaction Relevant to Biology

A true statement about hydrophobic interactions is that they: