Which of the following laws/ principles is NOT correctly matched with its statement?
1
Avogadro's law : Equal volumes of all gases at the same temperature and pressure contain equal number of molecules
2
Boyle's law : Relation between pressure and volume in gases
3
Contagion theory : Infectious diseases caused by living agent transmitted from person to person
4
Hund's Rule : No two electrons in an atom can occupy the same energy level