Chapter 6/7 Exam

Question 1

Explained the photoelectric effect by assuming light behaves as if composed of particles which he called photons.

Answer 1

Einstein

Question 2

Suggested that light and matter both had wavelike characteristics. His equation allows the calculation of the wavelength of an electron and other objects.

Answer 2

De Broglie

Question 3

Showed that it was impossible to know where an electron is and its momentum exactly at the same time.

Answer 3

Heisenberg

Question 4

Different electrons cannot have the same quantum numbers.

Answer 4

Pauli exclusion principle.

Question 5

Electrons will enter into each orbital singularly before doubling up.

Answer 5

Hund

Question 6

Electrons fill from lower to higher energy.

Answer 6

Auf Bau

Question 7

Electronegativity trend

Answer 7

Increases up and right on the chart.

Question 8

Electron affinity trend

Answer 8

Increases up and right on the chart.

Question 9

Z effective trend

Answer 9

Increases down and right