MCAT Chemistry: Intro to General Chemestry

Question 1

Name of Group 1 on periodic table:

Answer 1

Alkali metals

Question 2

Name of Group 2 on periodic table:

Answer 2

Alkaline earth metals

Question 3

Name of Group 16 on periodic table:

Answer 3

Oxygen group

Question 4

Name of Group 17 on periodic table:

Answer 4

Halogens

Question 5

Name of Group 18 on periodic table:

Answer 5

Noble gases

Question 6

Characteristics that result from metals (group 1) loose hold on outer electrons [5]:

Answer 6

1. Lustrous
2. Ductile
3. Malleable
4. Thermally conductive
5. Electrically conductive

Question 7

Periodic trend that increases moving down a group and across a period from right to left:

Answer 7

Atomic radius

Question 8

Term describes amount of charge felt by the most recently added electron:

Answer 8

Zeff (effective nuclear charge)

Question 9

1st quantum number corresponds to:

Answer 9

Shell (energy level)

Question 10

2nd quantum number corresponds to:

Answer 10

Subshell (shape)

Question 11

3rd quantum number corresponds to:

Answer 11

Orbital (orientation)

Question 12

4th quantum number corresponds to:

Answer 12

Spin

Question 13

1st quantum number possible values:

Answer 13

1, 2, 3…

Question 14

2nd quantum number possible values:

Answer 14

0, 1,…, n-1

Question 15

3rd quantum number possible values:

Answer 15

-(n-1) to (n-1)

Question 16

4th quantum number possible values:

Answer 16

½ or -1/2

Question 17

Elements that borrow one electron from the highest s subtle so they end up with a half-filled or filled d subshell [2]:

Answer 17

Cr and Cu

Question 18

Work function equation that describes the photoelectric effect:

Answer 18

K.E. (excess) = hf (energy in) - ø (electron out)

Question 19

A + B –> C reaction type:

Answer 19

Combination

Question 20

C –> A + B reaction type:

Answer 20

Decomposition

Question 21

A + BC –> B + AC reaction type:

Answer 21

Single Displacement

Question 22

AB + CD –> AD + CB reaction type:

Answer 22

Double Displacement

Question 23

Reaction order when reaction rate is independent of the concentration of any reactant:

Answer 23

Zero-order

Question 24

Reaction order when reaction rate is directly proportional to concentration of single reactant:

Answer 24

First-order

Question 25

Enzyme catalyzes the reaction CO2 + H2O HCO3- + H+

Answer 25

Carbonic anhydrase

Question 26

Alpha decay change in mass #:

Answer 26

-4

Question 27

Beta decay change in mass #:

Answer 27

No change

Question 28

Electron capture change in mass #:

Answer 28

No change

Question 29

Gamma decay change in mass #:

Answer 29

No change

Question 30

Alpha decay change in atomic #:

Answer 30

-2

Question 31

Beta decay change in atomic #:

Answer 31

+1

Question 32

Electron capture change in atomic #:

Answer 32

-1

Question 33

Positron emission change in atomic #:

Answer 33

-1

Question 34

Gamma decay change in atomic #:

Answer 34

No change

Question 35

Type of decay where lose helium nucleus:

Answer 35

Alpha Decay

Question 36

Type of decay where neutron becomes proton, electron emitted or positron absorbed:

Answer 36

Beta Decay

Question 37

Type of decay where proton becomes neutron, electron absorbed:

Answer 37

Electron Capture

Question 38

Type of decay where proton becomes neutron, positron is emitted:

Answer 38

Positron Emission