Probably because that's the first letter of the word.
First letter of its name.
The burning splint test is used to test for the presence of hydrogen. The symbol for hydrogen is H.
The answer is: Hydrogen (H).
Depending on the other cell used, it can turn H+ ions into hydrogen gas, or it can turn hydrogen gas into H+ ions. Thus it is reversible.
h h h
H is an accepted symbol for a proton because a proton is the nucleus of a hydrogen atom. Since hydrogen atoms consist of just one proton and no neutrons, the symbol H is used to denote both the element hydrogen and a single proton.
The letter H is the chemical symbol for the element hydrogen.
H
"H" stands for Hydrogen on the periodic table.
The burning splint test is used to test for the presence of hydrogen. The symbol for hydrogen is H.
The answer is: Hydrogen (H).
"H" stands for Hydrogen in the periodic table.
Depending on the other cell used, it can turn H+ ions into hydrogen gas, or it can turn hydrogen gas into H+ ions. Thus it is reversible.
h h h
The chemical symbol of hydrogen is H.
The letter H is the chemical symbol for the element hydrogen.
H plus H is H2.Hydrogen gas is formed.
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