Soluble Salts (AQA GCSE Chemistry): Flashcards

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Soluble Salts
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Metal oxide + acid → ?

Salt + water

Metal hydroxide + acid → ?

Salt + water

Type of reaction: metal oxide/hydroxide + acid

Neutralisation reaction

Metal hydroxides that dissolve in water

Alkalis (or soluble bases)

Insoluble bases reacting with acids

Can still react to form salt + water

Product salt: KOH+HNO3KOH + HNO_3

Potassium nitrate (KNO3KNO_3)

KOH classification

Soluble base/alkali

Product salt: MgO+HNO3MgO + HNO_3

Magnesium nitrate [Mg(NO3)2Mg(NO_3)_2]

MgO classification

Insoluble metal oxide

In salt formation, base provides

Metal ion

In salt formation, acid provides

Anion (non-hydrogen part)

Nature of salts from metal oxide/hydroxide + acid

Typically neutral

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Reactivity of Metals

Reactions of Acids

Electrolysis

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Reactivity of Metals

Reactions of Acids

Electrolysis

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Reactivity of Metals

Reactions of Acids

Electrolysis

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Reactivity of Metals

Reactions of Acids

Electrolysis

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