Two are true, one is not

Exercise and reference answers

Questions

1. False statement

   Bohr's model accounted for the electron's wave nature

   Statements

   1. Bohr explained the hydrogen spectrum
   2. Bohr's model failed for multi-electron atoms
   3. Bohr's model accounted for the electron's wave nature

2. False statement

   Rutherford explained why the atom is stable

   Statements

   1. Rutherford explained why the atom is stable
   2. Rutherford found a tiny dense nucleus
   3. Rutherford's model resembled the solar system

3. False statement

   Hund's rule forbids two electrons in one orbital

   Statements

   1. Pauli forbids identical sets of four quantum numbers
   2. Hund's rule forbids two electrons in one orbital
   3. Hund's rule fills singly before pairing

Explanation