Ions in solids & solutions

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  • Created by: J.E.C.
  • Created on: 21-04-14 12:34
In ionic solids, each ___ attracts several negative ___ and vice versa. The ions build up into a __ __ __?
Cation, anions, giant ionic lattice
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There are an infinite series of __ & __ but overall the __ are stronger, so ionic solids are __ and have __ melting and boiling points?
Attractions, repulsions, attractions, hard, high
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When water molecules are fitted in the lattice in the same regular way as the ions the water in compounds is called __ __ ___, and the crystals are called..?
Water of crystallisation, hydrated crystals
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When hydrated crystals are heated, the water is driven off as ___, leaving behind an ___ ___?
Steam, anhydrous solid
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When ionic substances dissolve readily in water, the ions...?
Become surrounded by water molecules and spread out through the water.
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Because water molecules have a ___ shape and the oxygen is more ___ than the H. The ___ ends are attracted to negative ions?
Bent, electronegative. Positive
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When each ion in solution is surrounded by its own sphere of water molecules - this is known as..?
Hydration
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It takes a lot of energy to break the bonds in an ionic lattice, but hydration...?
Releases energy to compensate for this.
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As soon as they are dissolved, the positive & negative ions...?
Separate and behave independently.
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An ionic equation shows only..?
The ions that take part in the reaction and excludes spectator ions.
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All nitrates are ___?
Soluble
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All Chlorides are ___ apart from __ and __?
Soluble, AgCl, PbCl2
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Most sulphates are soluble apart from...?
BaSO4, PbSO4, SrSO4
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All carbonates are insoluble apart from..?
NH4+ and those of group 1 elements
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All __,__ and __ salts are soluble?
sodium, potassium, ammonium
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Sometimes when solutions of ions are mixed, a __ __ is formed, this happens with all ___ reactions?
Covalent compound, neutralisation
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Other cards in this set

Card 2

Front

There are an infinite series of __ & __ but overall the __ are stronger, so ionic solids are __ and have __ melting and boiling points?

Back

Attractions, repulsions, attractions, hard, high

Card 3

Front

When water molecules are fitted in the lattice in the same regular way as the ions the water in compounds is called __ __ ___, and the crystals are called..?

Back

Preview of the front of card 3

Card 4

Front

When hydrated crystals are heated, the water is driven off as ___, leaving behind an ___ ___?

Back

Preview of the front of card 4

Card 5

Front

When ionic substances dissolve readily in water, the ions...?

Back

Preview of the front of card 5
View more cards

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