Ionic bonding and ionic lattices/compounds Flashcards

1
Q

what is ionic bonding ?

A

A strong electrostatic attraction between a positive (metal) and negative (non metal) ion that holds the compound together.

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2
Q

what happens to form an ionic bond?

A

the electrons are transfered

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3
Q

how are the ions arranged in a ionic lattice?

A

they are in a regular arrangement where positive and negative ions are alternated in each row.
each ion is surrounded by 6 oppositely charged ions.

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4
Q

Do ionic lattices have high boiling and melting points? Why?

A

They do have high melting and boiling points because the ions are held in fixed positions due to the strong forces of attraction so it takes a lot of energy for them to break

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5
Q

what are the properties of ionic compounds and lattices?

A

-are crystals
-are solid at room temperature
-have high melting and boiling points
-conduct electricity when molten or dissolved in water

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6
Q

what is another name for an ionic compound?

A

an ionic lattice

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7
Q

why do lattices only conduct electricity when molten(heated up to a liquid) or dissolved in water?

A

when molten or dissolved in water the ions are free to move so can carry charge through a liquid.
they dont conduct as solids because the ions are fixed and can not move.

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8
Q

what are ionic compounds?

A

they are giant lattice structures

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9
Q

what do ionic bonds occur between?

A

ionic bonds occur between a metal and a non-metal

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