WorksheetsPhy Sci, Wednesday Bell Ringer, 12.12.18
Total questions: 10
Worksheet time: 20mins
KCl
If Na+1 and Cl-1 combine what is the resulting formula?
NaCl
NaCl2
Na2Cl
Na
If Mg+2 and Br-1 combine what is the resulting formula?
MgBr2
MgBr
Mg2Br
Br
If Ca+2 and S-2 combine, what is the resulting formula?
CaS
Ca2S
CaS2
Ca
Which types of elements generally form anions?
Metals
Nonmetals
What are ionic compounds?
Ions held together by glue called ionic bonds
Cations held together by electrostatic called ionic bonds
Anions held together by electrostatic called ionic bonds
Ions held together by electrostatic called ionic bonds
If the element is taken directly off of the periodic table, what would it end with in a compound?
-ate
-ite
-ode
-ide
What are valence electrons?
An electron found in the outer energy level
An electron found closest to the nucleus
Any electron
They don't exist
