VOCABULARY
Definition of valence electrons
Electrons on the outer shell of the element.
What type of bond is SO2?
Polar covalent bond
What is the shape of the molecule HCN?
Linear
What is the bond angle of BeH2?
180o
In the periodic table the more you go to the right the electronegativity....?
Increases or gets higher
Define Non-polar bond
Pair of electrons is equally shared between two atoms.
The difference in electronegativity is 1.78, what is the type of bond?
Ionic bond
What is the shape of the molecule SeH2?
Bent
What is the bond angle of H2O?
105o
What is the highest electronegativity and the element
Fluorine, 3.98
Define Polar bond
Pair of electrons is unequally shared between two atoms.
What is the bond type of MgBr2?
Ionic bond
What is the shape of the molecule SeO3?
Trigonal Planar
What is the bond angle for PCl3?
107o
What does VSEPR stand for?
Valence shell electron pair repulsion
Define Ionic bond
Formed between two ions with opposite charges, when one atom gives up one or more electrons to another atom.
The difference in electronegativity is .38, what is the type of bond?
Non-Polar covalent bond
What is the shape of the molecule SiH4?
Tetrahedral
What is the bond angle for SO4?
109.5o
What is the octet rule?
Atoms are always searching out to complete the outer level.