(na2o / mgo / al2o3 / p2o5 / so2 )
physical state :
appearance:
solubility:
color:
acidic or basic nature :

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

How does the motion of particles in a gas change as the gas cools

How many valence electrons are in atom of radon?