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Ionic and Covalent Bonding
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When metal atom transfers electrons to non-metal atoms, what type of bond is formed?
ionic bond
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A nitrogen atom forms a ________ covalent bond with another nitrogen atom.
triple
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Why do ionic compounds have high melting and boiling points?
There are strong electrostatic forces of attraction holding the oppositely-charged ions together.
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Sodium and Chlorine combine to make NaCl. Which of the two elements will become a positive ion?
sodium
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How many valence electrons does hydrogen need to have a full set of valence electrons?
2
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When one atom shares two pairs of electrons with another atom, what is the bond formed?
double covalent bond
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A non-metal atom receives electrons to form a _________ ion
negatively charged
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What type of bond will form between Br and I?
covalent
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The electrons involved in chemical bonding are __________ electrons.
valence/outer shell
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What type of bond is shown in this compound?
covalent bond
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When non-metal atom shares electrons with non-metal atoms, what type of bond is formed?
covalent bond
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What type of bond is shown in this compound?
ionic bond
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Why do atoms combine to make compounds?
To have a full outer shell of electrons and become stable
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Atoms become more stable when they have a full set of valence electrons. For most atoms, how many electrons are needed for a full set?
8
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Do Group 8 elements form bonds with other elements?
No
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Why don't noble gases form bonds with other elements?
They have a full outer shell of electrons.
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