Acid And Alkalis Flashcards

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1
Q

Acid

A

Releases hydrogen ions and has a ph of below 7

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2
Q

Base

A

Releases hydroxide ions and has a ph of above 7

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3
Q

Neutralistion

A

The name of the reaction between a acid and a base and produces water

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4
Q

Universal indicator

A

Changes colour depending on the ph of the solution

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5
Q

Litmus paper

A

Comes in red or blue colours, changes in the solutions with specific PH values

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6
Q

Ion

A

An atom or group of atoms that has gained or lost electrons

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7
Q

Ph

A

A measure of how acidic or basic a solution is

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8
Q

What is an alkali

A

An alkali is a special type of base which dissolves in water

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9
Q

What ph is a neutral substance

A

7

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10
Q

What colour does lime water change if there is carbon dioxide in it

A

Milky

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11
Q

What colour does cobalt chloride paper turn when water is added

A

Pink

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12
Q

What what happens if you mix and acid and a base

A

You get salt and water

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13
Q

What happens if you mix a acid and a metal

A

You get metal salt and hydrogen gas

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14
Q

What happens if you mix acid and carbonate

A

Salt
Water
Carbon dioxide gas

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15
Q

What colour does red litmus paper turn when the solution is basic

A

Blue

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16
Q

What colour does blue litmus paper turn when the solution is acidic

A

Red

17
Q

What are hydrogen ions

A

Are just hydrogen atoms that have lost there only electron

18
Q

What’s an example of something with a ph of 13

A

Bleach

19
Q

What’s and example of something with a ph of 6

A

Urine

20
Q

What’s an example of something with a ph of 1

A

Gastric acid

21
Q

What ph does lemon juice have

A

2

22
Q

What ph does baking soda hove

A

9