A hydrogen bond is a(n) ____.
A) shared pair of electrons between a hydrogen and an oxygen nucleus
B) shared pair of electrons between a hydrogen nucleus and either an oxygen or a nitrogen nucleus
C) attraction between a covalently bonded hydrogen atom and another atom taking part in a separate polar covalent bond
D) attraction between an ionically bonded hydrogen atom and another atom taking part in a separate polar covalent bond
E) a strong chemical bond between two ions that are each bonded to other polar compounds
Correct Answer:
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Q2: When nonionic solids dissolve in water, they
Q3: Water molecules consist of one oxygen atom
Q4: When dissolved in water, a(n) _ donates
Q5: Which type of chemical bond joins the
Q6: Substances that are _ give up hydrogen
Q7: A salt will dissolve in water to
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Q9: The process by which a nucleus of
Q10: Why does ice float on water?
A)Ice is
Q11: Atoms with unpaired electrons, known as _,
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