Test 3

Question 1

Are energy and frequency directly or inversely proportional?

Answer 1

Directly proportional

Question 2

Are wavelength and energy directly or indirectly proportional?

Answer 2

Indirectly proportional

Question 3

Are wavelength and frequency directly or indirectly proportional?

Answer 3

Indirectly proportional

Question 4

How many electrons fit in the s, p, and d orbitals?

Answer 4

2, 6, 10

Question 5

Do atoms get bigger or smaller when moving up and to the right of the periodic table?

Answer 5

Smaller

Question 6

Does ionization energy get bigger or smaller when moving up and to the right of the periodic table?

Answer 6

Bigger

Question 7

What is ionization energy?

Answer 7

The energy it takes to remove an electron from a gas

Question 8

Does metallic character get bigger or smaller when moving up and to the right of the periodic table?

Answer 8

Smaller

Question 9

Do covalent bonds share or exchange atoms

Answer 9

Share

Question 10

How do you find the valence electrons of a molecule?

Answer 10

Add the valence electrons of all of the atoms

Question 11

Is a cation positive or negative?

Answer 11

Positive

Question 12

When is resonance exhibited?

Answer 12

When two or more possible molecule alignments are possible

Question 13

How many torr is one atm equal to?

Answer 13

760

Question 14

What is the number R?

Answer 14

0.0821

Question 15

What is the condition for Boyle’s Law?

Answer 15

A consistent mole total

Question 16

What is another term for dispersion forces?

Answer 16

London forces

Question 17

What are the dispersion forces from strongest to weakest?

Answer 17

ion-ion, ion-dipole, ion-induced dipole, hydrogen bonding, dipole-dipole, dipole-induced dipole, induced dipole-induced dipole

Question 18

What does a stronger intermolecular force mean for viscosity and surface tension?

Answer 18

Both are higher

Question 19

Does an endothermic reaction gain or lose energy?

Answer 19

Gain

Question 20

What is an ionic compound?

Answer 20

A compound with with ionic bonds meaning that the electron distribution is uneven

Question 21

What causes dispersion forces?

Answer 21

Uneven electron distribution

Question 22

What causes dipole forces?

Answer 22

Polar molecules

Question 23

When does hydrogen bonding exist?

Answer 23

When hydrogen bonds directly to F, O or N

Question 24

When is heat of fusion used?

Answer 24

For phase change between solid and liquid

Question 25

When is heat of vaporization used?

Answer 25

For change between liquid and gas

Question 26

When is specific heat capacity used?

Answer 26

For temperature change (q=mc(change in T)

Question 27

Which solids have the highest melting points?

Answer 27

Ionic, then molecular, then atomic

Question 28

How do you find zeff?

Answer 28

of valence electrons

Question 29

What does a higher zeff mean?

Answer 29

Higher electronegativity

Question 30

True or false: A solution will have a lower freezing point than a pure solvent.

Answer 30

True

Question 31

How do you find boiling point elevation?

Answer 31

Delta T=ikm

Question 32

How is molarity found?

Answer 32

Moles of solution/Liters of solution

Question 33

Do ionic or covalent compounds split?

Answer 33

Ionic

Question 34

How do you find molality?

Answer 34

Moles of solution/kg of solution