Conceptual final exam review

The electrons located farthest from the nucleus of an atom are called...

• special electrons

• valence electrons

• inner electrons

• bonding electrons

How many valence electrons does an atom of strontium have?

• 2

• 3

• 4

• 5

How many valence electrons does an atom of bromine have?

• 4

• 5

• 6

• 7

Draw the lewis dot structure for an atom of Neon:

An ionic compound is a compound composed of....

• two non-metals

• two metals

• a metal and a non-metal

A covalent compound is a compound composed of...

• two non-metals

• two metals

• a metal and a non-metal

All of the following are ionic compounds EXCEPT....

• LiBr

• CaO

• NH3

• BaBr2

All of the following are covalent EXCEPT...

• NO2

• SO3

• PBr3

• CaS

Metals are located on the ________ side of the periodic table.

• left

• right

• middle

Non-metals are located on the ________ side of the periodic table.

• left

• right

• neither, middle