End of Pre-AP Unit 1 - MDR Chemistry

Molecules and Compounds

100

MgCl₂ is an example of this type of compound

What is ionic?

200

This is the formula for dinitrogen pentasulfide

What is N₂S₅?

300

This is the name for Ca₃N₂

What is calcium nitride?

400

This is the name for the type of compound made from only nonmetals

What is covalent?

500

These numbers represent the ratio of atoms in the formula for a molecule or compound

What are subscripts?

Heat and Energy

100

This measurement represents the average kinetic energy of the particles of a substance.

What is temperature?

200

This is the word that means heat is required or goes into the system

What is endothermic?

300

This is the temperature of -173 ^oC in Kelvin

What is 100 K?

400

These are the units for the Heat of Vaporization

What are J/g?

500

This is how much energy it takes to raise the temperature of 1g of a substance by 1 ^oC

What is the specific heat?

Molar Mass

100

This is the number of things in a mole.

What is 6.022 x 10²³?

200

These are the units for molar mass

What is g/mol?

300

This is the number of grams in 1 mole of silicon

What is 28.09 g?

400

This is the number of amu in 1 g

What is 6.022 x 10²³?

500

This is the number of moles of 48 g of oxygen gas (O₂)?

What is 1.5 mol? (O₂ = 32.00 g/mol)

Atoms/Isotopes

100

This number represents the number of protons in an atom

What is the atomic number?

200

This is the area of an atom where you will find an electron

What is an orbital?

300

This is the number of neutrons in the isotope ⁴³Ca

What is 23?

400

This is the name for the isotope with 15 electrons and 19 neutrons

What is Phosphorus-34?

500

This is the name of electrons in the outermost shell of an atom

What are Valence electrons?

Octet Rule/Ions

100

This is the name of a negative or nonmetal ion

What is an anion?

200

A metal will do this with its electrons to form an ion

What is give away/donate?

300

This part of the periodic table will help tell you how many electrons are transferred when an atom forms an ion.

What is the Group number?

400

This is why an atom prefers to have 8 electrons in their outermost shell

What is "it makes the atom more STABLE"?

500

For the element tin: the number of electrons and whether or not it gives or takes them when it forms an ion

What is 4, and gives?