Ong Idk

Question 1

Electrolysis

Answer 1

The breakdown of molten ionic compounds or dissolved in solution using electricity

Question 2

Electrode

Answer 2

Solid that conducts electricity placed in the electrolyte

Question 3

Electrolyte

Answer 3

Ionic compound molten or dissolved in solution with free ions that conducts electricity and undergoes electrolysis

Question 4

Molten electrolysis in cathode

Answer 4

Reduction- metal deposit
X+ +e > X atom

Question 5

Molten electrolysis in anode

Answer 5

Oxidation-gas and fizzing
Y- > Y2 + e

Question 6

Conc sol with halide

Answer 6

Cathode: Hydrogen 2H
Anode: Halogen gas Y2
Left over: metal hydroxide
pH increases

Question 7

Dil. Sol w halide or polyatomic

Answer 7

Cathode: hydrogen
Anode: oxygen 4OH
Left over: metal salt

Question 8

Conc. Metals

Answer 8

Cathode: metal
Anode: gas
Left over: water

Question 9

Dil. Metals

Answer 9

Cathode: metal
Anode: oxygen
Left over: Acid
Ph decrease

Question 10

Cathode

Answer 10

Reduction X ion+e > X atom
Gain electrons metals or hydrogen

Question 11

Anode

Answer 11

Oxidation Y ion> y2 + e non metals

Question 12

Brine

Answer 12

Cathode: Hydrogen fuel for rockets
Anode: Chlorine treatment of water
Left over: NaOH soap

Question 13

Water + Sulfuric acid as catalyst

Answer 13

Cathode Hydrogen Anode oxygenfor welding left over water

Question 14

Aluminium

Answer 14

Cathode: Al
Anode: 2O2- >O2 +4e
C+O2> Co2
C+O2> Co
And f2 or cl2

Question 15

Methane

Answer 15

CH4

Question 16

Ammonia

Answer 16

NH3

Question 17

Methanol

Answer 17

CH3OH

Question 18

Ethene

Answer 18

C2H4