Lewis Structures
Molecular Geometry
Intermolecular Forces
Percent Composition by Mass
Naming
100

What are the outer-most electrons called?

Valence electrons

100

Liner shape contains how many atoms?

2 or 3

100

What is the strongest intermolecular force?

Metallic

100

Do you need the atomic mass or atomic number of an element?

The atomic mass

100

How would you name NaCl

Sodium Chloride

200

What is an octet?

A set of eight valence electrons

200

Can the bent shape have no non-bonded pairs?

No, it has to have 1 or 2 non-bonded pairs

200

Ionic bonds attract what together?

A metal and a non-metal

200

What is the formula for percent composition by mass?

% mass of element = element mass/total mass x 100%

200

When naming a molecular bond, what do you add to indicate the number of atoms?

Greek prefixes

300

What is the octet rule?

That atoms like to have their outer shell full nof eight electrons

300

Can the trigonal planar shape have non-bonded pairs?

No, it cannot contain any non-bonded pairs

300

In a hydrogen bond, which three elements does it bond to?

Fluorine, Oxygen, and Nitrogen 

300

Do you need the molecular formula or empirical formula?

Empirical formula

300

When naming a stock bond, what do you have to add to indicate the ionic charge?

Roman numerals

400

What are the exceptions to the octet rule?

Hydrogen, Helium, and Boron

400

How many non-bonded pairs can the trigonal pyramidal shape have?

Only one non-bonded pair

400

Does dipole attract non-polar or polar molecules?

It attracts polar molecules

400

In H2O, what is the percent composition of oxygen?

88.8%

400

What are the two rules of polyatomic naming? 

1. Do not change a polyatomic name

2. Involves a polyatomic ion

500

How can atoms make their outer shell full with eight electrons?

They lose or gain valence electrons by bonding with other elements

500

How many atoms can the tetrahedral shape contain?

Just 5 atoms

500

Are molecules in the London Dispersion Force polar or non-polar?

Non-polar

500

If you have 10g of H2), how much of H is in grams?

1.12g

500

When naming an acid with H, what does the H become?

Hydro

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