Neutralisation Year 10

Question 1

Definition for neutralisation

Answer 1

The reaction between an acid & alkali producing a salt and water

Question 2

Acid + metal->

Answer 2

Salt + hydrogen

Question 3

Acid + Alkali* ->

Answer 3

Salt + water

*metal hydroxides and metal oxides

Question 4

Acid + base ->

Answer 4

Salt + water

Question 5

Acid + metal carbonate ->

Answer 5

salt + water + carbon dioxide

Question 6

Salt that is formed from hydrochloric acid

Answer 6

Chloride

Question 7

Salt that is formed from sulfuric acid

Answer 7

Sulfate

Question 8

Salt that is formed from nitric acid

Answer 8

Nitrate

Question 9

Neutralisation in every day life

Answer 9

bee sting (acid) neutralise with baking soda

Wasp stink (alkaline) neutralise with vinegar

Question 10

Salt that is formed from calcium carbonate and hydrochloric acid

Answer 10

Calcium chloride

Question 11

Salt that is formed from calcium carbonate and sulfuric acid

Answer 11

Calcium sulfate

Question 12

Salt that is formed from calcium carbonate and nitric acid

Answer 12

Calcium nitrate

Question 13

Salt that is formed from sodium hydroxide and hydrochloric acid

Answer 13

Sodium chloride

Question 14

Salt that is formed from sodium hydroxide and sulfuric acid

Answer 14

Sodium sulfate

Question 15

Salt that is formed from sodium hydroxide and nitric acid

Answer 15

Sodium nitrate

Question 16

Salt that is formed from magnesium and hydrochloric acid

Answer 16

Magnesium chloride

Question 17

Salt that is formed from magnesium and sulfuric acid

Answer 17

Magnesium sulfate

Question 18

Salt that is formed from magnesium and nitric acid

Answer 18

Magnesium nitrate

Question 19

Potassium hydroxide + sulfuric acid->

Answer 19

Potassium sulfate + water

Question 20

Hydrochloric acid + sodium oxide ->

Answer 20

Sodium chloride + water

Question 21

________ + _________ -> copper sulfate + water + carbon dioxide

Answer 21

Sulfuric acid + copper carbonate

Question 22

________+ ______ -> hydrogen + zinc nitrate

Answer 22

Nitric acid + zinc

Question 23

Copper oxide + ________ -> copper sulfate + ______

Answer 23

Sulfuric acid

Water

Question 24

Indicator meaning

Answer 24

Indicator is a chemical that gives a colour change in acidic, alkaline and neutral solutions.

Question 25

What colour does Red litmus paper turn in A.) hydrochloric acid B.) water C.) sodium hydroxide

Answer 25

A.) red B.) red C.) blue

Question 26

What colour does Blue litmus paper turn in A.) hydrochloric acid B.) water C.) sodium hydroxide

Answer 26

A.) red B.) blue C.) blue

Question 27

What colour does universal indicator solution turn in A.) hydrochloric acid B.) water C.) sodium hydroxide

Answer 27

A.) red B.) green C.) purple

Question 28

What colour does Methyl orange turn in A.) hydrochloric acid B.) water C.) sodium hydroxide

Answer 28

A.) red B.) orange C.) yellow-orange

Question 29

What colour does Screened methyl orange turn in A.) hydrochloric acid B.) water C.) sodium hydroxide

Answer 29

A.) orange-red B.) green C.) green

Question 30

What colour does Phenolphthalein turn in A.) hydrochloric acid B.) water C.) sodium hydroxide

Answer 30

A.) colourless B.) colourless C.) pink

Question 31

Litmus turns ___ when mixed with acids and it will turn ____ when mixed with alkaline

Answer 31

Red | Blue

Question 32

What are ph numbers 1-6

Answer 32

Acidic

Question 33

What is the ph number of 7

Answer 33

Neutral

Question 34

What are ph numbers 7-14

Answer 34

Alkaline

Question 35

What sort of chemicals are indigestion tablets

Answer 35

Base / alkali

Question 36

What acid is found in the stomach

Answer 36

Hydrochloric acid

Question 37

What type of chemical is copper oxide

Answer 37

Base

Question 38

General equation for a neutralisation reaction

Answer 38

Acid + base or alkali -> salt + water

Question 39

Base meaning

Answer 39

Is a substance that reacts with an acid producing a salt and water

Question 40

Alkali meaning

Answer 40

A soluble base

Question 41

Salt

Answer 41

A compound formed when some or all of the hydrogen ions in an acid are replaced by metal ions or ammonium ions.