Electrons are held in an atom by attraction to what particle or location?
a. attraction to the positively charged protons in the nucleus
b. attraction to the lowest electron shell
c. attraction to the magnetic neutrons in the nucleus
d. attraction to the other electrons in the atom

Why are the trends and exceptions to the trends in ionization energy observed?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Enzymes affect the reactions in living cells by changing the