Structure and Bonding

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Atoms without a full shell of electrons are ______
unstable
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Metals ____ electrons to have a full outer shell
lose
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Non-metals ____ electrons to have a full outer shell
gain
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Type of bonding that happens between a metal and a non-metal
ionic
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Metal ions have a ______ charge
positive
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Non-metal ions have a _____ charge
negative
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Charged particles
ions
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Ions are held together by _______ forces of attraction
electrostatic
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The ions in NaCl have equal and opposite _____
charges
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Ionic compounds are ____ at room temperature
solids
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Ionic compounds have ____ melting and boiling points
high
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_____ ionic compounds can conduct electricity
molten
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If an ionic compound is _____ in water, it will conduct electricity
soluble
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Type of bonding that happens between two non-metals
covalent
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Substance that contains covalent bonds
molecule
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Many covalently bonded substances have ____ molecules
small
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Atoms in group 7 form ___ covalent bonds
single
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Atoms in group 6 form ___ covalent bonds
double
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Atoms in group 5 form ___ covalent bonds
triple
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Simple covalent molecules have weak ____ forces
intermolecular
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Simple covalent substances have ___ melting and boiling points
low
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Liquids of covalent substances don't conduct _____
electricity
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Giant covalent structures are also known as _____
macromolecules
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Diamond is formed from ____ atoms all bonded to 4 others
carbon
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Graphite is made from ____ of carbon atoms
layers
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There are _____ electrons between the layers in graphite
delocalised
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Graphite is an electrical ______
conductor
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The layers in graphite have ____ intermolecular forces
weak
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Large molecule made from hexagonal rings of carbon atoms
fullerene
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Fullerenes can be used in drug delivery, lubricants, ____ and reinforcement of materials
catalysts
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One billionth of a metre
nanometre
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Nanoparticles have a ____ surface area compared to their size
large
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Other cards in this set

Card 2

Front

Metals ____ electrons to have a full outer shell

Back

lose

Card 3

Front

Non-metals ____ electrons to have a full outer shell

Back

Preview of the front of card 3

Card 4

Front

Type of bonding that happens between a metal and a non-metal

Back

Preview of the front of card 4

Card 5

Front

Metal ions have a ______ charge

Back

Preview of the front of card 5
View more cards

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