The smallest particle of an element with all of the elements properties
What is an Atom?
100
a chemical mass unit, also known as little, blind, rodents that live in the ground.
What is a mole?
100
Balance this equation: __N sub of 2+__H sub of 2 -->__NH sub of 3
What is 1N sub of 2+3H sub of 2 --> 2NH sub of 3?
100
negative electrical charge
What is an Electron?
100
ONLY element that can kill a star
What is Iron?
200
a structural representation of a molecule where dots are used to show electron position around the atoms and lines or dot pairs represent covalent bonds between atoms.
What is a Lewis Structure?
200
convert 15 grams of lithium to moles of lithium
What is 0.46 moles of lithium?
200
Molecular weight of NaOH
What is 663 grams?
200
positive eletrical charge
What are protons?
200
subatomic particles with NO charge
What are Neutrons?
300
An electron in an OUTER shell of an atom that can participate in forming chemical bonds with other atoms.
What is a Valence Electron?
300
The number of particles in a mole
What is 6.022 X
10 to the power of 23
300
Convert 4.5 moles of sodium fluoride to grams
What is 189 grams?
300
Things that are made up of atoms
What is EVERYTHING?
300
the largest star in our solar system
What is the Sun?
400
The lowest allowed energy level of an atom, molecule, or ion
What is ground state?
400
Convert 0.02 moles of beryllium iodide (Bel sub of 2) to grams
What is 5.2 grams?
400
Balance the Equation: __S sub of 8+__O sub of 2-->__SO sub of 3
What is 1S sub of 8+ 12O sub of 2 --> 8SO sub of 3?
400
contains protons and neutrons & carries a positive electrical charge.
What is the Nucleus?
400
The large explosion causing the creation of Universe
What is the Big Bang Theory
500
An atom, ion or molecule with an electron in a higher than normal energy level.
What is the excited state?
500
Convert 1.2 x 10 to the power of 3, grams of ammonia to moles
What is 70.6moles?
500
Balance this equation:
__C8H18+__O2-->__CO2+__H2O
What is (2)C8H18+(25)O2-->(16)CO2+(18)H2O?
500
Three ways atoms can bond
What is ionic bonds, covalent bonds & metalic bonds?
500
The Awesomest Chemistry/ Probability & Statistic Teacher Ever!!!!!