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How are elements arranged in the periodic table?
A.
by atomic mass
B.
alphabetically
C.
by atomic number
D.
by the date of discovery

Respuesta :

abrellolivia

Answer:

C. by atomic number

Explanation:

The chemical elements are arranged in order of increasing atomic number, elements with similar properties are arranged in the same column and elements with the same number of electrons are arranged in the same row.