Which of the following bonds is not possible? a) C=C b) O=H c) C=O d) N=N e) N=O

Question

Which of the following bonds is not possible? a) C=C b) O=H c) C=O d) N=N e) N=O What is the hybridization of I in IF_3? a) Sp b) sp^2 c) sp^3 d) sp^3d e) sp^3d^2 Why is graphite an electrical conductor but diamond is not? a) graphite has delocalized electrons in extensive two dimension b) graphite is more covalently bonded than diamond c) graphite is less expensive that is why it's a good conductor d) diamond is expensive therefore cannot conductor electricity e) graphite has ionic bonds The process in liquids and gases that involve spontaneous mixing of from the random motion of molecules is called a) osmotic pressure b) transpiration c) diffusion d) evaporation e) transfusion A dynamic process on the molecular level achieved when concentrated reactants and products remain constant over time is referred to as; a) balanced reaction equation b) diffusion c) osmotic pressure d) dynamics e) chemical equilibrium Which kind of intermolecular forces e

Explanation / Answer

71) b

72) d

73) graphite has delocalization electrons in extensive 2 dimension.

74)diffusion

75) chemical equilibrium

76) hydrogen bonding in NH3 and dispersive in C6H6

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