In which of the following ionic bond is present

In which of the following peptide bond is present

In which of the following peptide bond is present?

In which of the following a covalent bond is present?

In which of the following S - S bond is not present:

Which of the following bond is not present in DNA ?

Which of the following bonds is present in BF_(4)^(-) ?

The strongest ionic bond is present in

Which of the following types of bonds are present in N_2O_5 ? (i) Ionic (ii) Coordinate (iii) Coordinate covalent (iv) Metallic