Unit 3 Review

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Which of the following will have similar properties to carbon?

• germanium

• calcium

• chlorine

• cesium

Whta is the noble gas notation for V?

• [Ar] 4s² 4d²

• [Kr] 4s² 3d³

• [Ar] 4s² 4d³

• [Ar] 4s² 3d³

This orbital diagram represents:  

• C
• B
• N
• O

Which guideline, Hund’s rule or the Pauli exclusion principle, is violated in the following orbital diagrams?

• Hund's
• Aufbau's
• Pauli's Exclusive

Which group of the periodic table is composed of inert (not reactive)  gases?

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Which is an alkali metal?

• Magnesium
• Iron
• Sodium
• Europium

The groups of the period table tell us:

• Number of electron shells
• Number or electrons
• Number of protons
• Number of valence electrons

Elements that have the same number of energy levels are said to be in the same ______.

• group

• period

• family

• classification

Which of the following will have a larger radius than Zinc?

• Gallium
• Aluminum
• Magnesium
• Strontium