Inorganic chemistry - game

• 1.447x10^-15 nm

• 4.337x10^2 nm

• 2.304x10^6 nm

• 2.074x10^23 nm

• 4.337x10^-7 nm

What is the energy in joules of one photon of microwave radiation with a wavelength 0.122 m? 

• 2.70x10^43 J

• 5.43x10^-33 J

• 1.63x10^-26 J

• 4.07x10^-10 J

• 2.46x10^9 J

Complete this sentence: Atoms emit visible and ultraviolet light____

• as electrons jump from lower energy levels to higher levels.

• as the atoms condense from a gas to a liquid.

• as electrons jump from higher energy levels to lower levels.

• as they are heated and the solid melts to form a liquid.

• as the electrons move about the atom within an orbit.

What is the maximum number of electrons in a atom that can have the following set of quantum numbers?
        n = 4        l = 3        ml = -2        ms = +1/2  

• 0

• 1

• 2

• 6

• 10

The number of orbitals in a d subshell is 

• 1

• 2

• 3

• 5

• 7

"No two electrons in an atom can have the same four quantum numbers" is a statement of 

• the Pauli exclusion principle.

• Bohr's equation

• Hund's rule.

• de Broglie's relation.

• Dalton's atomic theory.

The electron configuration of a ground-state Co atom is 

• [Ar]4s2 3d7

• 1s2 2s2 2p6 3s2 3d9

• [Ne] 3s2 3d7

• [Ar] 4s1 3d5

• [Ar] 4s2 4d7

A ground-state atom of manganese has ___ unpaired electrons and is _____. 

• 0, diamagnetic

• 2, diamagentic

• 3, paramagentic

• 5, paramagentic

• 7, paramagentic

Transition metal elements have atoms or ions with partially filled subshells

• s

• p

• d

• f

• g

Which choice lists two elements with ground-state electron configurations that are well-known exceptions to the Aufbau principle? 

• Cu and C

• Cr and Cu

• Cs and Cl

• Rb and Co

• Fe and Co