Science 10: Chemistry Unit Review

**Understand all the vocabulary on the wall of the classroom!

1. Find the names of each ionic compound in the list below.

Chemical Formulas and Names

A / C / E / T / A / H / D / S / O / H / P / M / U / I / S / S / A / T / O / P / D
S / E / T / A / H / P / S / O / H / P / R / E / V / L / I / S / E / S / F / G / A
I / E / D / I / X / O / R / D / Y / H / N / O / R / I / J / L / M / O / N / P / R
L / A / L / E / A / D / P / H / O / S / P / H / A / T / E / T / A / D / V / X / E
V / M / Z / A / C / E / G / I / K / M / O / I / Q / H / Z / S / G / I / U / W / T
E / M / Y / C / O / P / P / E / R / B / R / O / M / I / D / E / N / U / E / B / A
R / O / D / F / H / T / L / N / P / O / R / T / N / U / V / X / E / M / D / Z / H
H / N / A / C / F / G / I / K / N / M / O / C / Q / M / W / U / S / H / I / W / P
Y / I / Y / B / D / F / H / C / J / L / P / N / P / O / R / T / I / Y / R / V / S
D / U / X / Z / A / E / H / C / G / H / I / K / M / X / O / Q / U / D / O / S / O
R / M / U / W / Y / L / B / D / O / F / H / J / L / I / N / P / M / R / L / R / H
O / O / T / U / O / W / Y / S / A / E / C / G / I / D / K / M / H / O / H / O / P
X / X / Q / R / S / U / P / W / Y / B / D / F / H / E / T / L / Y / X / C / N / M
I / I / I / P / R / H / T / V / X / Z / A / E / C / G / I / K / D / I / N / M / U
D / D / P / R / A / L / U / M / I / N / U / M / B / R / O / M / I / D / E / T / I
E / E / V / T / X / E / T / A / R / T / I / N / C / N / I / Z / D / E / G / Z / R
B / D / E / F / H / J / Z / I / N / C / N / I / T / R / I / T / E / L / O / N / A
P / R / T / V / Z / B / D / F / E / T / A / R / T / I / N / M / U / I / R / A / B
H / J / L / N / P / C / A / L / C / I / U / M / F / L / U / O / R / I / D / E / A
E / T / A / N / O / B / R / A / C / M / U / I / S / S / A / T / O / P / Y / Z / F
R / T / V / X / E / D / I / M / O / R / B / N / E / G / O / R / D / Y / H / N / U

Ag3PO4 Fe(OH)2 NaOH

AlBr3 HBr (NH4)2O

Ba(NO2)2 HCl Pb3(PO4)2

Ba(PO4)2 K2CO3 Zn(NO3)2

CaF2 K3PO4 Zn(NO3)2

CuBr2 Li2O Zn3(PO4)2

FeCl3 MgH2 AgOH

2. Write formulae for the following compounds: (12 pts)

beryllium nitrate ______nickel (III) sulfite ______

sulfur dioxide potassium oxide ______

silver bromide ______zinc phosphate ______

carbon tetrabromide copper (II) bicarbonate ______

nickel (II) selenide ______manganese (IV) carbonate ______

lead (IV) nitride ______tin (II) hydroxide ______

3. Balance each of the equations below and classify each type. (12 pts)

______Zn + H2SO4 -----> ZnSO4 + H2

______H2CO3 -----> CO2 + H2O

______CaCO3 + HCl ------> CaCl2 + H2CO3

______AgNO3 + Zn -----> Zn (NO3)2 + Ag

______C3H8 + O2 -----> CO2 + H2O

______C2H5OH + O2 -----> CO2 + H2O

4. Circle true/false for each of the following:

True or false? Bases do not result in a color change to red litmus paper.

True or false? Ammonia is an acid.

True or false? Properties of acids include being corrosive and having a sour taste.

True or false? Sulfuric acid is known as a strong acid.

True or false? Base solutions have a pH below 7.

True or false? The chemical formula for sulfuric acid is H2SO4.

True or false? Lemons contain citric acid.

True or false? An alkali is an acid.

True or false? An anion is an ion with more electrons than protons, giving it a negative charge.

True or false? Neutral solutions have a pH of 0.

True or false? Acids change blue paper to pink.

True or false? The word acid comes from the Latin word acidus (meaning sour).

True or false? The chemical formula for sodium hydroxide is NaH.

True or false? A cation is an ion with more protons than electrons, giving it a positive charge.

True or false? Acetic acid gives vinegar a sour taste and strong smell.

True or false? Acid solutions have a pH above 7.

True or false? Bases are slippery.

True or false? Sodium hydroxide is known as a weak base.

True or false? Strong acids are always more harmful than concentrated acids.

True or false? % ionization affects the concentration of an acid.

5. Complete the following chart: (8 pts)

Measured in… / Explanation / Example / “opposite”
Concentrated acid
Strong acid

6. Name the following:

a) CH4 b) PO3 c) H2SO4(aq) d) HBr(aq)