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science 1/11/11
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Question | Answer |
---|---|
what is a valence electron | electron in the outermost energy level of an atom. |
what is a ion | atom with an electrical charge |
what is an ionic bond | bond formed between atoms that have gained |
why are neutral | because the charges are balanced, all atoms are neutral |
Does a Negative ion have more protons or more electrons | more electrons |
what is a covalent bond | bond formed when atoms share electrons. |
how can atoms complete their outermost energy level | atoms gain lose or share electrons |
Is water an ionic compound o a covalent compound | covalent compound |
how are covalent compounds different from ionic compounds | ionic compound: covalent compound: electrons are lost and gained electrons are shared atoms form ions atoms remain neutral |