Weegy: The periodic table was developed based upon the work of Mendeleev.
User: An atom of chlorine has several valence electrons in its
A. nucleus.
B. third shell.
C. first shell.
D. second shell
Weegy: An atom of chlorine has several valence electrons in its third shell.
User: The factor that affects how easily an electron can be removed from an atom is the
A. structure of the atom.
B. size of the atom.
C. surrounding atoms.
D. temperature of the environment
Weegy: The factor that affects how easily an electron can be removed from an atom is the structure of the atom.
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