theory questions (cummalative)

Question 1

Pure water contains
*A&B

Answer 1

hydronium ions, hydroxide ions, water molecules

Question 2

dalton’s theory
*atomic

Answer 2

1. all matter is composed of atoms
2. atoms are indestructible
3. atoms of different elements = different mass
4. all atoms of a particular element share identical properties (weight)
5. atoms of different elements combine in whole number ratios

Question 3

aufbau principle
*electron configuration

Answer 3

an electron occupies the lowest energy orbital that can receive it

Question 4

Pauli exclusion principle
*electron configuration

Answer 4

each orbital orientation can hold a max of 2 elements w/ an opposite spin

Question 5

hund’s rule
*electron configuration

Answer 5

each orbital will only have 1 electron if they can