ionic and molecular bonds Flashcards by Jody Lee

Q

which group have full valence shells?

A

8– noble gases

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Q

are noble gases found with or without other atoms?

A

alone

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Q

what is a full valence shell called?

A

a stable octet

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Q

full valence shells = _______

A

no reaction (stable)

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Q

all atoms what to achieve ______

A

stable octets

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Q

how do other atoms become stable octets?

A

forming bonds

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Q

how do atoms form bonds?

A

sharing or transferring electrons

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Q

what do ionic bonds form between?

A

metals and nonmetals

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Q

what happens in an ionic bond?

A

electrons transfer

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Q

which gives up electrons in an ionic bond?

A

metals

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Q

which take electrons in an ionic bond?

A

nonmetals

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Q

how are the atoms held together?

A

electrostatic attraction

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Q

step one for drawing ionic bonds:

draw the __________

A

Lewis Dot for the elements

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Q

step two for drawing ionic bonds:

use _____ to show _______

A

arrows / electron transfer

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Q

step three for drawing ionic bonds:

you may need to add _______

A

additional atoms

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Q

how is the new bond labelled?

A

metal, nonmetal-ide

Q

what is another name for molecular bonds?

A

covalent bonds

Q

what do covalent bonds form between?

A

two or more nonmetals

Q

how are the atoms held together?

A

a covalent bond

Q

step one for drawing covalent bonds:

draw the ______

A

Lewis Dot for the elements

Q

step two for drawing covalent bonds:

line up _________ used in ______

A

2 electrons / sharing

Q

step three for drawing covalent bonds:

count the ________ including the _______

A

electrons / shared pair

Q

step four for drawing covalent bonds:

you may need to add _________

A

additional atoms

Q

step five for drawing covalent bonds:

replace each ______ with _________

A

shared electron pair / single dash or line

one line = __________

one covalent bond