gen Chem page 1

Question 1

Planck relation frequency, E=

Answer 1

E=hf

Question 2

Planck relation, wavelength E=

Answer 2

hc/lambda

Question 3

hc=

Answer 3

2 e -25

Question 4

angular momentum of an electron (bohr)

Answer 4

L=nh/2pi

Question 5

energy of electron transition E=

Answer 5

-Rh((1/ni^2)-(1/nf^2))

Question 6

max number of electrons in shell

Answer 6

2n^2

Question 7

max number electrons in subshell

Answer 7

4L+2

Question 8

1 mL=

Answer 8

1 cm^3

Question 9

1 m^3=

Answer 9

1000L

Question 10

quantum number n

Answer 10

principal energy level- energy of shell- range is 1 to infinity

Question 11

QN L

Answer 11

azimuthal- subshell- range is 0 to (n-1)

Question 12

QN Ml

Answer 12

magnetic- orbital- range is -L to L

Question 13

QN Ms

Answer 13

magnetic spin- +/- 1/2

Question 14

for any value of n there are how many values of L?

Answer 14

n values

Question 15

For any value of L there are how many values of Ml?

Answer 15

2L+1

Question 16

L=0

Answer 16

s

Question 17

L=1

Answer 17

p

Question 18

L=2

Answer 18

d

Question 19

L=3

Answer 19

f

Question 20

paramagnetic

Answer 20

attract magnet (unpaired e)

Question 21

diamagnetic

Answer 21

repel magnet (paired e)

Question 22

isotopes of H

Answer 22

protium< deuterium < tritium

Question 23

ion size

Answer 23

cation < neutral< anion

Question 24

valence electrons

Answer 24

outermost, s and p

Question 25

which IE is greater?

Answer 25

the second

Question 26

percent error

Answer 26

theoretical- actual/ theoretical x 100

Question 27

percent yield

Answer 27

actual/theoretical x 100

Question 28

value of h constant

Answer 28

6.6e-34 J s

Question 29

value of c

Answer 29

3 e 8 m/s