1 pts How many protons are present in an atom of }}P?
o 15
O 46
o 31
o 16
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According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

What is the percentage of hydrogen in c2h4