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Pure Chemistry Sec 3 > Reactivity > Flashcards

Reactivity Flashcards

1
Q

Reactivity Series

A 
Potassium
Sodium
Calcium
Magnesium
Aluminium
(Carbon)
Zinc
Iron
Tin 
Lead
(Hydrogen)
Copper
Silver
Gold
Platinum
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2
Q

Reaction of potassium with cold water

A

Reacts very violently to form potassium hydroxide and hydrogen gas. Enough heat is produced to cause hydrogen gas to catch fire and explode.

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3
Q

Reaction of sodium with cold water

A

Reacts violently to form sodium hydroxide and hydrogen gas. Hydrogen gas hay catch fire and explode.

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4
Q

Reaction of calcium with cold water

A

Reacts readily to form calcium hydroxide and hydrogen gas.

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5
Q

Reaction of magnesium with cold water

A

Reacts very slowly to form magnesium hydroxide and hydrogen gas.

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6
Q

Reaction of Zinc, Iron, Lead, Copper and silver with cold water

A

No reaction occurs

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7
Q

Reaction of magnesium with steam

A

React explosively. This reaction should not be carried out in the school laboratory.

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8
Q

Reaction of sodium with steam

A

React explosively. This reaction should not be carried out in the school laboratory.

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9
Q

Reaction of calcium with steam

A

React explosively. This reaction should not be carried out in the school laboratory.

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10
Q

Reaction of magnesium with steam

A

Hot magnesium reacts violently with steam to form magnesium oxide (a white solid) and hydrogen gas. A bright white glow is produced during the reaction.

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11
Q

Reaction of zinc with steam

A

Hot zinc reacts readily with steam to produce zinc oxide and hydrogen gas. Zinc oxide is yellow when hot and white when cold.

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12
Q

Reaction of iron with steam

A

Red-hot iron reacts slowly with steam to form iron oxide and hydrogen gas. The iron must be heated constantly in order for the reaction to proceed.

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13
Q

Reaction of lead, copper or silver with steam

A

No reaction occurs

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14
Q

Reaction of potassium with dilute hydrochloric acid

A

React explosively. These reactions should not be carried out in the school laboratory

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15
Q

Reaction of sodium with dilute hydrochloric acid

A

React explosively. These reactions should not be carried out in the school laboratory

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16
Q

Reaction of calcium with dilute hydrochloric acid

A

Reacts violently to give hydrogen gas

17
Q

Reaction of magnesium with dilute hydrochloric acid

A

Reacts rapidly to give hydrogen gas

18
Q

Reaction of zinc with dilute hydrochloric acid

A

Reacts moderately fast to give hydrogen gas

19
Q

Reaction of iron with dilute hydrochloric acid

A

Reacts slowly to give hydrogen gas

20
Q

Reaction of lead, copper and silver with dilute hydrochloric acid

A

No reaction occurs

Pure Chemistry Sec 3 (8 decks)

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