Chemistry reactivity

Question 1

Electrolysis

Answer 1

Used to extract metals from ores (That are more reactive than carbon)

Question 2

Bioleaching

Answer 2

Uses bacteria to extract metal from metals and ores
(Silver, Gold , Copper cobalt)

Question 3

Phytomining

Answer 3

Uses plants to extract metals from the soil.
(Copper)

Question 4

Name the reacivity series

Answer 4

Potasium
Sodium
Calcium
Magesium
Aluminium
Carbon
Zinc
Iron
Tin
Lead
Hydrogen
Copper
silver
Gold

Question 5

How Do you tell how acidic a subsatce is.

Answer 5

It will have more H+ ions

Question 6

Dilute meaning

Answer 6

Lowering the concerntration of a substance in a solute by adding more solvent to the solution

Question 7

Cocerntration meaning

Answer 7

Amount of solute there is in a specif amount of solvent

Question 8

Concerntration equation

Answer 8

Concertration equation = Amount Disolved / Volume of solutions.

Question 9

Do strong acids disotiate easily.

Answer 9

Yes because there are lots of hydrogen ions

Question 10

Do weak acids disotiate easily.

Answer 10

No because there are few hydrogen ions.

Question 11

What Does OILRIG stand for

Answer 11

Oxidation is loss , Redution is gain