A stable negatively charged elementary particle with a small mass that is a fundamental constituent of matter and orbits the nucleus of an atom.
What is Electron?
100
____involves an increase in oxidation number, while ____ involves a decrease in oxidation number.
What is the difference in Oxidation and Reduction?
100
beryllium is in group ____.
What is group 2?
100
Chemical compound in which ions are held together in a lattice structure by ionic bonds.
What is an Ionic Compound?
100
The atomic number for silver.
What is 47?
200
This element has the electron configuration of 1s2 2s1
What is Lithium?
200
involves the loss of electrons or hydrogen OR gain of oxygen OR increase in oxidation state
What is Oxidation?
200
Usually have 1-3 electrons in their outer shell.
Lose their valence electrons easily.
Form oxides that are basic.
Are good reducing agents.
Have lower electronegativities.
Good conductors of Heat.
What is a metal?
200
this usually has a negative or postive charge.
What is a Polyatomic Ions?
200
the smallest part of element. The smallest portion into which an element can be divided and still retain its properties, made up of a dense postively charged nucleus surronded by a system of electrons.
What is an atom?
300
Draw the Lewis Structure for Magnesium.
Ask Mr. Skidmore !
300
is a chemical reaction in which energy (heat, light, etc.) is absorbed instead of being released .
What is Endothermic reaction?
300
Poor conductors of heat and electricity.
Brittle - if a solid.
Nonductile.
Do not possess metallic luster.
Transparent as a thin sheet.
Solids, liquids or gases at room temperature.
What is a nonmetal?
300
is a chemical bond that involves the sharing of elctron pairs between atoms.
What is Covalent bond?
300
a model of the atom devised by Ernest Rutherford.
What is the Rutherford Model?
400
This has an electron configuration of 1s2 2s2 2p6 3s2 3p6 4s2 3d2
What is Titanium?
400
Converting frost to water vapor.
What is Endothermic Reaction?
400
the _____ are located on the right side of the periodic table. They are seperated from ___ by a line that cuts diagonally through the region of the periodic table.
What is nonmetals and metals?
400
this type of bonding is present in H2O.
What is Covalent Bond?
400
DAILY DOUBLE!!!!!!!!!!!!!!!!!!!
the mass of a single atom is so small that a unit of measurment has been created to descibe it.
What is Atomic mass unit?
500
Draw the Lewis Structure for AlBr3
Ask Mr. Skidmore!
500
HCl + NaOH ----> NaCl + H2O is an example of ____ Reaction.
What is Neutralization?
500
____ is a non nonmetallic element with metal properties.
What is Metalloid?
500
in an ____ atoms are bound together by the attraction between oppositely charged ions. In a ____ atoms are bound by shared electrons.
What is the difference between an Ionic and Covalent chemical bond?