Ch 1, 2, & 3

Ch 4 & 5

Ch 6 & 7

Ch 8 & 9

Ch 10, 11, & 12

Ch 13, 15, & 18

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Give 3 examples of heterogeneous mixtures and 3 homogeneous

mixtures.

Heterogeneous- granite, oil/water, choc milkHomogeneous- hot tea, alloys, plastic

How many sig figs?a. 3004b. 0.034c. 430.0d. 430

a. 3004- 4b. 0.034- 2c. 430.0- 4d. 430- 2

Point to and name 5 families on the periodic table.

Alkali, alkaline-earth, transitions, halogens, and noble gases

Write the electron configurations for

magnesium and iron.

1s22s22p63s2

1s22s22p63s23p64s23d6

Define chemical property.Give 1 example of a chemical property and 3 examples of physical properties.

A property that can be observed only when there is a chemical reaction, flammability.Physical-color, odor, volume, shape, texture.

On the board, list 3 properties of metals and 3 of nonmetals

metals-shiny, conductive, solid, malleable, ductile

Describe the forces of attraction in an

ionic bond.

composed of cations attracted to anions

Write the name for

TiSO4

Titanium(II) sulfate

Write the formula formolybdenum(VI)

sulfide

MoS3

In the following ionic compounds, pick elements that

could represent X and Y:a) XYb) XY3

c) X2Y

a) XY-NaCl, MgO, AlNb) XY3- AlCl3

c) X2Y- Li2O

Describe characteristicsof an ionic compound.

Strong bonds, crystal lattice, conductive

only when liquid or in solution, neutral, solid

at room temp.

How many atoms are in 4.45 moles of

beryllium?

2.68 x 1024atoms Be

True/False:1 mol B=10.81atoms B

False1mol B = 6.022 x 1023

atoms or1mol B= 10.81 g B

Describe the magnitude of the electronegativity differences in ionic and nonpolar covalent bonds.

Ionic- high EN differenceNonpolar Cov- low EN difference

Draw and give the polarity of the following:a) AlF3 b) CH2Cl2

Nonpolar and polar

The atom is made of a very dense ______ and a very spacious

______ ____.

The atom is made of a very dense nucleus and a very spacious electron cloud.

What is theoretical yield?

The maximum amt of product that can be formed. You can

calculate it on paper.

Balance the following equation:

___C3H8(g) + O2(g) → ___CO2(g) + ___H2O(g)

___C3H8(g) + 5 O2(g) → __3_CO2(g) + _4_H2O(g)

How many proton, neutrons, and

electrons does the Ni+2 ion have? It’s mass number is 58.

28 p+

30 n26 e-

C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g)How many moles of

oxygen must react with 6.43moles of propane?

6.43mol C3H8 x 5mol O2 = 32.2mol O2

1molC3H8

Define temperature and heat.

Temp. is the average amt of kinetic energy in a sample.

Heat is the total kinetic energy.

Name the 3 types of intermolecular forces.

1. Hydrogen bonding2. Dipole-dipole forces3. London dispersion forces

Explain the three types of intermolecular force1. Hydrogen bonding2. Dipole-dipole forces3. London dispersion forces

1.A hydrogen attracted to a highly EN atom in another molecule.2. Two polar molecules attracted to one another.3. Two nonpolar molecules that have a random shift in electrons which creates a short lived dipole.

A balloon is filled with 5.00 L of helium at a temperature of 308 K.

What will be the volume of the balloon when it is brought into an air-conditioned house at 295 K?

4.79L

A container holds .70 mol of oxygen gas at 25.0°C. If the pressure is 870kPa what is the volume of the container?

2.0L

How much KNO3 can be added into solution if you heat it from 20°C to 90°C?

207g-33g= ~174g

Acid/baseLabel the BA, BB, CA, CB. PO4

-3 + HSO4- ↔ HPO4

-2 + SO4-2

BB BA CA CBPO4

-3 + HSO4- ↔ HPO4

-2 + SO4-2

Write 5 particles and their symbols that may be emitted or absorbed in a nuclear reaction.

Alpha, beta, electron, positron, neutron

Define unsaturated, saturated, and supersaturated

solutions.

Unsat-a solution that contains less solute

than it should be able to hold at a specific

temp…

What is radioactivity?

When a nucleus is unstable it breaks

apart and may release particles and/or

gamma rays.

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