Question
In: Chemistry
a) If the electron in a hydrogen atom jumps from the 4s orbital to a 2p orbital, will it emit light or will it absorb light?
a) If the electron in a hydrogen atom jumps from the 4s
orbital to a 2p orbital, will it emit light or will it absorb
light?
b) What wavelength will it emit or absorb?
Solutions
Expert Solution
13. a) When an electron jumps from the 4s (n= 4) orbital to a 2p (n =2) orbital, the electron is coming down from higher energy level to lower energy level so the light will emit and it belongs to Balmer series.
b.
queen_honey_blossom answered 2 years agoRelated Solutions
Consider a hydrogen atom with its electron in the nth orbital.
Consider a hydrogen atom with its electron in the nth orbital. Electromagnetic radiation of wavelength 90 nm is used to ionize the atom. If the kinetic energy of the ejected electron is 10.4 eV, then the value of n is (hc = 1242 eV nm).
An electron jumps to the n=4 of a hydrogen atom after absorbing a photon of wavelength...
An
electron jumps to the n=4 of a hydrogen atom after absorbing a
photon of wavelength 1875 nm. What energy level did the electron
move from?
Which of the following electron jumps in a hydrogen atom emits the photon of highest frequency?...
Which of the following electron jumps in a hydrogen
atom emits the photon of highest frequency?
a) n=2 to n=3
b) n=1 to n=2
3) n=3 to n=2
4) n=2 to n=1
The hydrogen atom can absorb light of wavelength 2626 nm. A)Determine the initial value of n...
The hydrogen atom can absorb light of wavelength 2626 nm.
A)Determine the initial value of n associated with this
absorption.
B)Determine the final value of n associated with this
absorption.
An electron in the hydrogen atom falls from the 2p to 1s state and a photon is emitted. What is the wavelength of the emitted photon (in nm)?
An electron in the hydrogen atom falls from the 2p to 1s state and a photon is emitted. What is the wavelength of the emitted photon (in nm)?
Select one:
a. 20
b. 91
c. 122
d. 364
e. 138
For the hydrogen atom, the transition from the 2p state to the 1s state is accompanied...
For the hydrogen atom, the transition from the 2p state to the
1s state is accompanied by the emission of a photon with an energy
of 16.2×10-19 J. For a C atom, the same
transition (2p to 1s) is accompanied by the emission of x-rays of
wavelength 44.7 Å. What is the energy difference
between these states in carbon?
J
The energy difference between these states in
carbon is _________larger than smaller than about
the same as the corresponding energy...
Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each...
Calculate the frequency of the light emitted when an electron in
a hydrogen atom makes each of the following transitions. Express in
inverse seconds.
a) n=4?n=3
b) n=5?n=1
c) n=5?n=4
d) n=6?n=5
Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each...
Calculate the frequency of the light emitted when an electron in
a hydrogen atom makes each of the following transitions. Express in
inverse seconds.
a) n=4?n=3
b) n=5?n=1
c) n=5?n=4
d) n=6?n=5
How many different 4s states does the hydrogen atom have?
1.
How many different 4s states does the hydrogen atom
have?
10
2
0
8
2.
The element boron has the atomic number Z = 5. What element of
the next-larger Z has properties similar to those of
boron?
neon
aluminum
carbon
beryllium
3.
How many 3d electrons can an atom have?
10
0
8
4
6
4.
What is the atomic number Z of the element with the electron
configuration
1s22s22p63s23p63d4s2?
21
18
9
4
In a hydrogen atom, a proton is separated from an electron by an average distance of...
In a hydrogen atom, a proton is separated from an electron by an
average distance of about 5.3 10-11 meters.
Use the information below to calculate the force of attraction by
the electron on the proton.
Electron Mass = 9.11 10-31 kg
Proton Mass = 1.67 10-27 kg
Elementary Charge = 1.602 10-19 C
Coulomb's Constant (k) = 8.99 109
Nmm/CC
Avagadro's Number = 6.02 1023 atoms/mole
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