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IGCSE Chemistry > Acids, Bases, Salt > Flashcards

Acids, Bases, Salt Flashcards

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1
Q

What colour is universal indicator in a strong acid?

A

Red

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2
Q

What colour is universal indicator in a weak acid?

A

orange

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3
Q

What colour is universal indicator in a strong alkali?

A

purple

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4
Q

What colour is universal indicator in a weak alkali?

A

blue

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5
Q

What is an acid

A

H+ donor

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6
Q

What is a base

A

H+ acceptor

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7
Q

What is an alkali

A

A soluble base that acts as a source of OH- Ions

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8
Q

Is ammonia acids bases or salt

A

alkali

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9
Q

Is copper oxide acid bases or salt

A

base

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10
Q

Is calcium carbonate acidbases or salt

A

base

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11
Q

Is sodium hydroxide acid bases or salt

A

alkali

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12
Q

Is Nitric acid (HNO3) acid bases or salt

A

acid

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13
Q

Is hydrochloric acid (HCl) acid bases or salt

A

acid

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14
Q

Is CH3COOH acid bases or salt

A

acid

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15
Q

Complete the General Equation: Acid + Metal Oxide –>

A

Salt + Water

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16
Q

Complete the General Equation: Acid + Metal Hydroxide –>

A

Salt + Water

17
Q

Complete the General Equation: Acid + Metal Carbonate –>

A

Salt + Water + Carbon Dioxide

18
Q

Complete the General Equation: Acid + Metal –>

A

Salt + hydrogen

19
Q

Complete the General Equation: Acid + Ammonia –>

A

Ammonium Salt

20
Q

What is a strong acid?

A

an acid that completely dissociates in water

21
Q

What is a weak acid?

A

an acid that partially dissociates in water

22
Q

What is the ionic equation for neutralisation?

A

H+ + OH- –> H2O

IGCSE Chemistry (4 decks)

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