Which of the following elements has 4 electrons in its outermost orbital?
F
Mg
Si
Ne

Answerd. may include all of these are many definitions of bases: the  brønsted-lowry definition of acids and bases says that bases are proton acceptors.the arrhenius definition of acids and bases says that bases increase [oh⁻] in solution (thereby producing oh⁻ ions)the lewis definition of acids and bases says that bases donate electron pairs.therefore, the sensible answer is that a base may include all of the described characteristics.

Ibelieve it is b. proton.hope my answer has you : )

Answer/// he concludes that the atom particles can be broken due to the paddle wheel being moved by particles coming out of the metal;