Redox

Question 1

what is a redox reaction

Answer 1

reaction where reduction and oxidation happen

Question 2

what is oxidation

Answer 2

loss of electrons

Question 3

what is reduction

Answer 3

gain of electrons

Question 4

what is a reducing agent

Answer 4

something that donates electrons and gets oxidised

Question 5

what is a oxidising agent

Answer 5

accepts electrons and gets reduced

Question 6

what is a oxidation state

Answer 6

the total number of electrons an element has donated/ accepted

Question 7

how else can oxidation states bee represented as

Answer 7

roman numerals such as iron III

Question 8

what is a half equation

Answer 8

equation that shows oxidation or reduction

Question 9

what is the oxidation state of hydrogen

Answer 9

+1 non metals

-1metals

Question 10

what is the oxidation state of group 1

Answer 10

+1

Question 11

what is the oxidation state of group 2

Answer 11

+2

Question 12

what is the oxidation state of aluminium

Answer 12

+3

Question 13

what is the oxidation state of oxygen

Answer 13

-2 except in peroxides where its -1

Question 14

what is the oxidation state of fluorine

Answer 14

ALWAYS -1

Question 15

what is the oxidation state of chlorine

Answer 15

-1

Question 16

what is the oxidation state of a compound

Answer 16

0

Question 17

what must the oxidation numbers =

Answer 17

0

Question 18

what must the oxidation numbers = if an ion

Answer 18

ion number

Question 19

what is the oxidation states if halogens

Answer 19

-1

+1 with oxygen and other halogens