Create
Learn
Share

Difficult colours

rename
asabir95's version from 2017-04-30 14:14

Section

Question Answer
Colour of VO2 + OXIDATION NUMBER 5YELLOW
Colour of VO 2+ OXIDATION NUMBER 4BLUE
Colour of V 3+ OXIDATION NUMBER 3GREEN
Colour of V 2+ OXIDATION NUMBER 2VIOLET
memorize