Periodic Table
Atoms and Ions
Compounds
Reactions
Moles
100

What are the horizontal rows in the periodic table called?

Periods

100

What is the differnce between an atom and an ion?

An atom has a net charge of 0

An ion does not have the same number of protons and electons

100

How does an ionic compound form? (what happends to the electrons?)

Electrons are transffered from a metal to a non metal

100

What do you call the comounds on the left of a chemical reaction, and the compounds on the right of a chemical reaction?

Reactants an Products

100

What is the molar mass of iron?

55.85 g/mol

200

What is the chemical symbol for Tin?

Sn

200

What is the term used for a negatively charged ion?

Anion

200

If electons are shared by different atom, what type of compound if formed?

Molecular compound

200

What type of chemical reaction is the following reaction?

Cu(s) + AgNO3(aq) --> Ag(s) + Cu(NO3)2(aq)

Single Replacement

200

If the mass of an object doubles, what happends to it's number of moles?

It also doubles

300

What group in the periodic table is know for being very reactive with water?

Alkili metals (group 1)

300

How many protons and electrons are found in an ion of nitride?

7 protons

10 electrons

300

What is the compound called?

C4Cl6

Tetracarbon hexachloride

300

Name the 5 types of chemical reactions

Formation

Decomposition

Single replacement

Double replacement

Combustion

300

What is the molar mass of iron (III) oxyde?

159.70 g/mol

400

What 2 types of elements are seperated by the staircase in the periodic table?

Metals and non-metals

400

Draw the bohr diagram of electrons for an oxygen atom

(Mr Roy draw on the board)

400

What is the chemical formula for calcium fluoride?

CaF2

400

What numbers banlance the following chemical reaction?

__ C2H2(g) + __ O2(g) --> __ CO2(g) + __ H2O(g)

2 5 4 2

400

How many moles are found in 13,4 g of water?

0.744 mol

500

What is spcial about the element mercury?

It is the only liquid metal

500

Draw the Bohr diagram for a chloride ion.

(Mr Roy will draw on the board)

500

What is the chemical formula for iron (III) phosphate?

FePO4

500

What is the balanced chemical reaction when a peice of solis aluminum, Al(s), falls into a solution of copper (II) nitrate, Cu(NO3)2(aq) ?

2 Al(s) + 3 Cu(NO3)2(aq) --> 3 Cu(s) + 2 Al(NO3)3(aq)

500

What is the mass of 0.0284 mol of potassium sulfate?

4.95 g