Oxidation numbers/redox reactions

Question 1

what is the oxidation number of group 1 elements

Answer 1

+1

Question 2

what is the oxidation number of group 2 elements

Answer 2

+2

Question 3

what is the oxidation number of group 7 elements

Answer 3

-1

Question 4

what is the oxidation number of hydrogen

Answer 4

+1

Question 5

what is the oxidation number of oxygen

Answer 5

-2

Question 6

what is the oxidation of an element when its in its elemental form

Answer 6

0

Question 7

What is the oxidation number of hydrogen when it is in a metal hydroxide

Answer 7

+1

Question 8

What is the oxidation number of oxygen when it is in a peroxide

Answer 8

-1

Question 9

What is oxygens oxidation number when it is bonded to fluorine

Answer 9

+2

Question 10

what is the oxidation number formula

Answer 10

Sum of oxidation numbers = total charge

Question 11

what is oxidation

Answer 11

the loss of electrons

Question 12

what is reduction

Answer 12

the gain of electrons

Question 13

what is a redox reaction

Answer 13

a reduction and oxidation reaction

Question 14

how can you work out if a reaction is a redox

Answer 14

using oxidation numbers