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Chemistry IGCSE V.2 > 2d. Reactivity series > Flashcards

2d. Reactivity series Flashcards

1
Q

Elements in the reactivity series

A

Potassium
Sodium
Lithium
Calcium
Magnessium
Aluminium
Zinc
Iron
Copper
Silver
Gold

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2
Q

What elements (reactivity series) react with acids?

A

From Potassium, to Iron

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3
Q

What elements (reactivity series) react with water?

A

Potassium
Sodium
Lithium
Calcium

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4
Q

When does iron rust?

A

When oxygen and water are present

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5
Q

3 Methods to prevent rusting

A

Barrier Method - prevents water and oxygen from getting to the iron
Galvanising - coat of zinc to prevent water and oxygen from reaching iron
Sacrificial Protection - Zinc blocks are attached to iron boat hulls and underground pipelines to act as sacrificial anodes.

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6
Q

Oxidation is…

A

Loss of electrons / Gain of oxygen

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7
Q

Reduction is…

A

Gain of electros / Loss of oxygen

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8
Q

Redox is…

A

A reaction including both oxidation and reduction

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9
Q

Metal + acid

A

Metal + Acid -> Salt + Hydrogen

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Chemistry IGCSE V.2 (15 decks)

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