Electrons
The elements are trying to form this configuration
nobel gas or a full outer shell
are formed when these two things combine
a metal and a nonmetal
covalent bond is formed from two of these
nonmetals
This is a positively charged ion
cation
Magnesium has how many valence electrons
2
You can tell how many electrons by looking at this on the periodic table
Atomic number
This ionic bond makes food taste better
NaCl or table salt
this covalent bond makes up the oceans
hydrogen and oxygen (water)
This is a negatively charged ion
anion
What element has 4 valence electrons and two shells
Carbon
You can tell how many valence electrons by looking at this on the periodic table
The group or family
Which of the following elements is most likely to form an ionic bond with clorine; potassium, iodine, phosphours or hydrogen?
potassium
which of the following is NOT covalent:
SCl2 KCl HCl S2Cl2
KCl
This is a bond between two nonmetals
covalent
What element has 20 electrons
Ca- Calcium
negative
Why is HCl not an ionic bond?
It is two nonmetals
Why is table salt (NaCl) not a covalent bond
It contains a metal
This is a bond between a metal and a nonmetal
ionic
Lithium makes what type of bonds
ionic
Electrons are located here in an atom
the electron cloud
Which of the following compounds is most likely to be ionic; MgO P2O5 SO2 NO2
MgO
Covalent bonds do this with their electrons
share
These are the electrons in the outer most shell
valence electrons
neon is what type of gas
nobel