Organic Chemistry (Source: Madas)

Question 1

Different forms of an element having the same
number or protons but different number of neutrons
(or have different mass number)

Answer 1

isotopes

Question 2

Suggests that only two electrons with opposite spin can occupy an atomic orbital

Answer 2

Pauli Exclusion Principle

Question 3

Suggests that electrons prefer parallel spins in
separate orbitals of subshells.

Answer 3

Hund’s Rule

Question 4

• filling order of atomic orbitals
• used to work out the electron configurations of all atoms
• based on a rough energy levels diagram of many-electron atoms

Answer 4

Aufbau Process

Question 5

Occur when more than one electron-dot structure can be drawn for a given molecule or ion

Answer 5

Resonance

Question 6

• weaker covalent bonds
• higher boiling points
• conduct electricity due to the presence of ions called
  electrolytes

Answer 6

Ionic compound