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Did you know ...
a
Pd/H
2
electrode
is a
reference electrode
similar to a
standard hydrogen electrode
(with
platinum
), but with the added ability to absorb molecular
hydrogen
?
a
methanol reformer
can replace a
hydrogen
-gas tank in a
fuel cell
vehicle by catalytically producing fuel from the poisonous liquid?
recombination
refers to the formation of the first electrically neutral
hydrogen
atoms in the universe?
Jeannette Piccard
piloted a
hydrogen
balloon
to the
stratosphere
for
Jean Piccard
, likely namesake of
Captain Picard
of
Star Trek
?
Irish
chemist
Robert Kane
(1809–1890) showed that
hydrogen
is
electropositive
?
More interesting facts on Hydrogen
Include this on your site/blog:
Categories:
Hydrogen
>
Airship technology
>
Chemical elements
>
Nonmetals
>
Nuclear fusion fuels
Top rankings for Hydrogen
3rd
Top industrial processes
Question 1
:
Because of the discretization of
________
postulated in early
quantum mechanics
by Bohr, the electron in the Bohr model can only occupy certain allowed distances from the proton, and therefore only certain allowed energies.
Rigid body
Energy
Force
Angular momentum
[report]
Question 2
:
These enzymes catalyze the reversible
________
reaction between H
2
and its component two protons and two electrons.
Redox
Carbon
Hydrogen
Oxygen
[report]
Question 3
:
________
is a hydrogen source of increasing importance.
Methanol
Oxygen
Propane
Methane
[report]
Question 4
:
Hydrogen forms a vast array of compounds with
________
.
Uranium
Aluminium
Carbon
Oxygen
[report]
Question 5
:
The key consumers of
H
2
in the petrochemical plant include
hydrodealkylation
,
________
, and
hydrocracking
.
Natural gas
Hydrogen
Hydrodesulfurization
Catalytic reforming
[report]
Question 6
:
[
3
]
________
in the
main sequence
are mainly composed of hydrogen in its
plasma
state.
Binary star
Star
Stellar classification
Supernova
[report]
Question 7
:
________
of H
2
are associated with
star formation
.
Stellar classification
Molecular cloud
Stellar kinematics
Supernova
[report]
Question 8
:
Hydrogen plays a vital role in powering
stars
through
proton-proton reaction
and
________
nuclear fusion
.
S-process
Alpha process
Stellar nucleosynthesis
CNO cycle
[report]
Question 9
:
Hydrogen
H
2
|
Nitrogen
N
2
|
Oxygen
O
2
|
Fluorine
F
2
|
Chlorine
Cl
2
|
Bromine
Br
2
|
Iodine
I
2
|
________
At
2
|
Plutonium
Polonium
Astatine
Technetium
[report]
Question 10
:
Moreover, hydrogen fire, while being extremely hot, is almost invisible, and thus can lead to
accidental
________
.
Burn
Foreign body
Hypothermia
Frostbite
[report]
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