Test 6 Review

Ions

100

What is the charge on a cation?

Positive

200

Is this a cation or an anion? N^3-

Anion

300

What is the charge on a magnesium ion?

2+

400

Will an anion gain or lose electrons?

Anions gain electrons.

500

A neutral atom loses 2 electrons giving it a charge of ____.

2+

Ionic / Covalent

100

What is a compound that is made of a metal element and a nonmetal element?

Ionic compound

200

Which is the nonmetal in the compound NaCl?

Chlorine

300

Ionic or Covalent: NO₃

Covalent

400

What is a compound that uses prefixes to indicate the number of atoms of an element in the compound?

Covalent / Molecular compound

500

Which is not covalent?

a) LiF

b) NO₃

c) HBr

a) LiF

Naming / Formulas

100

What is the prefix used for 5 atoms?

Penta

200

What is the name of the compound? C₂H₆

Dicarbon hexahydride

300

What is the name of the compound? Mg₃N₂

Magnesium Nitride

400

What is the formula for the nitrogen trihydride?

NH₃

500

What is the formula for calcium chloride?

CaCl₂

Chemical Equations

100

Zn + HCl → ZnCL₂ + H₂

What are the reactants?

Zn & HCl

200

Cl₂ + CaI₂ → CaCl₂ + I₂

What are the products?

CaCl₂ & I₂

300

2 Na(l) + Cl₂(g) → 2 NaCl (s)

Using the equation above, which is a gas?

Cl₂

400

What is the symbol for an aqueous solution in a chemical reaction?

(aq)

500

2Fe₂O₃ + 3C → 4Fe + 3CO₂

Using the equations above, which substance have a coefficient of 3?

C & CO₂

Types of Reactions

100

What type of reaction is this?

P₄ + O₂ → P₂O₃

Synthesis reaction

200

What type of reaction is this?

C₄H₈ + 6O₂ → 4CO₂ + 4H₂O + HEAT

Combustion reaction

300

What type of reaction begins with a compound that separates into two or more simple substances?

Decomposition reaction

400

What type of reaction is this?

A + BC → AC + B

Single replacement

500

Which is the double replacement reaction?

1) A + B → AB

2) AB + CD → AD + CB

3) AB → A + B

4) A + BC → AC + B

#2