These subatomic particles make up the nucleus of the atom.
What are protons and neutrons?
100
Neon belongs to this non-reactive group on the periodic table.
What is the noble gases?
100
Flourine atoms typically form ions with this charge in order to have a complete outer shell of electrons.
What is -1?
100
Carbon has this many valence electrons.
What is 4?
100
This is the missing number in the chemical equation below.
CH4 + ___O2 ---> CO2 + 2H2O
What is 2?
200
These subatomic particles have a negative charge.
What are electrons?
200
This region on the table consists of elements whose electrons fill the "d orbitals."
What is the (inner) transition metals?
200
This is the term used to describe positively charged ions.
What is cation?
200
This is a major difference between covalent and ionic compounds.
What is: covalent compounds occur between non-metals, covalent bonds involve sharing electrons, etc?
200
This is the value of Avogadro's number (AKA a mole).
What is 6.02 x 10^23?
300
The isotope Carbon-14 has this many neutrons.
What is 8?
300
These elements form a zig-zag pattern on the right side of the table.
What are the metalloids?
300
This is the name of the ionic compound MgN2.
What is Magnesium Nitride?
300
This is the lewis dot structure of Sulfur.
What is (S with 6 dots around it, 2 upaired)?
300
This is the molar mass of carbon dioxide.
What is 44.01 grams?
400
This is the name for a negatively charged ion.
What is an anion?
400
This is the most reactive group of metals.
What is the alkali Metals?
400
This is the molecular formula for Lead (IV) Iodide.
What is PbI4?
400
This is the Lewis structure of N2.
What is (2 N atoms with a triple bond and a single pair of electrons on each atom)?
400
2.5 moles of O2 is this many atoms.
What is 1.51 x 10^24?
500
This is the electron configuration of Oxygen.
What is 1s^2 2s^2 2p^4
500
This is the most reactive group of nonmetals on the table.
What are the halogens?
500
These are two characteristic properties of ionic compounds.
What is: solids at room temp, hard, crystals, brittle, conduct electricity when dissolved in water?
500
This is the name of the covalent compound CCl4.
What is carbon tetrachloride?
500
If 824g of NH3 and an excess of Oxygen gas react to produce nitrogen oxide and water, how many moles of nitrogen oxide are formed?
2NH3 + 3O2 ---> 3H2O + N2O3