Topic 4

Question 1

Acids are…

Answer 1

Chemicals that dissolve in water to produce hydrogen ion H+

Question 2

Hydrochloric acid symbol

Answer 2

HCl

H+ and Cl-

Question 3

Sulfuric Acid symbol

Answer 3

H2SO4

2H+ and S04 2-

Question 4

Nitric Acid symbol

Answer 4

HNO3

H+ and NO3-

Question 5

Base

Answer 5

Chemicals that react with acids to make salts

Question 6

Alkalis

Answer 6

Soluble bases that dissolve in water to produce hydroxide ions
(OH-)

Question 7

pH scale

Answer 7

1 2 3 4 5 6 7 8 9 10 11 12 13 14

ACID NEUTRAL ALKALI

Question 8

What is the CONCENTRATION of a solution?

Answer 8

Amount of substance per unit volume of solvent

Question 9

Concentration Equation

Answer 9

Amount of substance
—————————-
Volume

Question 10

Strong Acid

Answer 10

Completely splits up (dissociates) into ions when added to water

Question 11

Weak acid

Answer 11

Do not fully dissociate in water

Question 12

MASH

Answer 12

Metal + Acid = a Salt + Hydrogen

Question 13

BASHO

Answer 13

Base + Acid = a Salt + Water (H20)

Question 14

CASHOCO

Answer 14

Carbonate + Acid = a Salt + Water + Carbon Dioxide

                                                    H2O   + CO2

Question 15

Hydrochloric acid makes…

Answer 15

Chlorides

Question 16

Sulfuric Acids make…

Answer 16

Sulfates

Question 17

Nitric Acids make…

Answer 17

Nitrates

Question 18

Test for Hydrogen

Answer 18

Put burning splint into test tube

SQUEAKY POP

Question 19

Limewater tests for…

Answer 19

Carbon Dioxide (CO2)

Question 20

Precipitation

Answer 20

Reactions producing a solid from 2 solutions