Ionic Basics
What type of bond forms when electrons are transferred between atoms?
Ionic bond
What happens to electrons during ionic bonding?
They are transferred from one atom to another
Which pair is most likely to form an ionic bond: Ca and Br or C and H?
Ca and Br
What is the oxidation number for Cl
1-
What kind of elements typically form ionic bonds?
Metals and nonmetals
How many electrons do most atoms need for stability?
8
How does an atom of aluminum become an ion?
loses 3
What is the oxidation number for K
1+
What charge does a cation have?
+
What are the electrons involved in bonding called?
Valence electrons
The properties of a compound are the properties of the elements that form it.
different
What is the oxidation number for Ga
3+
What charge does an anion have?
-
Does a metal gain or lose electrons to form an ion?
Lose electrons
What is the oxidation number for Be
2+
Why do oppositely charged ions attract each other?
Electrostatic attraction between opposite charges
Does a nonmetal gain or lose electrons to form an ion?
Gain electrons
What is the oxidation number for N
3-