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Igcse chemistry ol > Chapter 3: Acids and bases > Flashcards

Chapter 3: Acids and bases Flashcards

1
Q

Acid

A

proton donor

A substance that dissolves in water to form H+

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2
Q

Base

A

proton acceptor

A substance that reacts with an acid to form salt + water

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3
Q

Soluble base

A

are alkalis, they dissolve in aq sol. producing hydroxide ions.

they turn damp red litmus paper blue

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4
Q

Na2O

A

SODIUM OXIDE

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5
Q

K2O

A

POTASSIUM OXIDE

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6
Q

CuO

A

COPPER OXIDE

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7
Q

strong acid

A

completely ionises in water

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8
Q

weak acid

A

partially ionises in water

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9
Q

acid + metal=

A

salt + hydrogen

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10
Q

acid + base=

A

salts + water

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11
Q

acid + alkali=

A

salt + water

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12
Q

acid + metal (hydrogen) carbonate=

A

salt+ water + carbondioxide

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13
Q

phenolphthalein

A

acid colorless
Neutral colorless
alkali pink

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Igcse chemistry ol (8 decks)

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