1. Which of the following is a secondary bond? a) Metallic bond b) Hydrogen bond c) Covalent bond d) Ionic bond AnswerAnswer: b [Reason:] Metallic, covalent, and ionic bonds are strong in nature, hence primary; hydrogen bond has comparatively lower bond energies; hence secondary. 2. VSEPR stands for Valence Shell Electron Pair Repulsion. This theory…