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This is a Multiple Select question / t is worth 1 point / You have 2 of 2 attempts remaining/There is no 3 Question (t point) 1st attempt See Periodic Table Why are hydrogen bonds considered a special class of dipole-dipole interactions? Choose one or more: O A. These interactions are with polar molecules but are stronger than dipole-dipole interactions - B. These interactions only occur if hydrogen is bonded to nitrogen, oxygen, and fluorine. C. These interactions account for the higher melting and boiling points observed for certain molecules such as water. D. These interactions are between polar molecules but are weaker than normal dipole-dipole interactions. E. They are observed with all molecules that contain only hydrogen and fluorine. B F. They are observed with all molecules that contain hydrogen G. These interactions only occur with organic molecules 91 OF 150QUESTIONS COMPLETED

Explanation / Answer

Hydrogen bonds are special class of dipole -dipole interactions because

A] These interactions are with polar molecules but are stronger than dipole dipole interactions

B] These interactionsonly occur if Hydrogen is bonded to NItrogen , Oxygen and flourine

C ] These interactions account for the higher melting and boiling point observed for certain molecules such as water

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