Question

explain how one and two letters chemical symbols are used to identify elements whose names begin with the same letter, for example hydrogen and helium.

Answer 1

The symbol of helium is He and this distinguishes it from the symbol for hydrogen.

What are chemical symbols?

Chemical symbol are the means by which we designate elements on paper. The symbols could be one letter or two letter as the case may be. There is no chemical symbol that has more than two letters that are used to designate the element.

We know that hydrogen has the symbol H. There is to way that another element will also have the symbol H as that would be tantamount to confusion. As a result of that, the symbol of helium is He and this distinguishes it from the symbol for hydrogen.

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