Chemical Bonding
Parts of an Atom
Valence Electrons
Chemical Formulas & Names
Naming Compounds
100
The bond forms when two atoms share electrons...
covalent bond
100
The inner part of an atom that contains the proton and the neutron is called the __________.
Nucleus
100
How many valence electrons does Magnesium have?
2
100
What is the chemical name for NaCl?
Sodium chloride
100
P4O6
tetraphosphorus hexoxide
200
A property of metallic bonding can be...
*Good conductor of electricity
*High melting/boiling point
*Ductile/Malleability
200
These particles have a positive charge and are found inside the nucleus.
proton
200
How many electrons are there in a phosphide ion?
18
200
CH4 is named _________?
methane
200
NH4Cl
ammonium chloride
300
A polar covalent bond shares electrons....
unequally
300
These particles are located within the nucleus, and have no charge.
Neutron
300
How many electrons are shared in a N2 molecule?
6
300
On the board, write the chemical formula for potassium oxide.
K2O
300
NaOH
sodium hydroxide
400
What kind of bond exists between atoms in a polyatomic ion?
covalent bond
400
These particles are negatively charge and are found outside the nucleus.
electrons
400
What is the electron configuration for a sodium ION?
2-8
400
What is the name for this covalent bond, SiO2
silicon dioxide
400
NO
Nitrogen monoxide
500
Explain why a solution of magnesium nitrate conducts electrical current but solid magnesium nitrate does not.
In the solution, ions are able to move freely therefore it can conduct electricity. The ionic solid can not conduct electricity because the ions are in the fixed state.
500
Most of the mass of an atom is located here.
nucleus
500
On the board, draw the Lewis structure for carbon dioxide.
500
Name the following compound that contains both ionic and covalent bonds, CaSO4
calcium sulfate
500
GeH3
germanium tetrahydride