Answer:
No
Explanation:
Protons determine the type of element it is which the number of protons.
Isotopes are determined by the same elements with the same amount of protons, but different number of neutrons.
Answer:
Rn
Explanation:
Rn is the symbol for radon with the atomic number of 86
Answer:
Be,Mg,Ca,Sr,Ba.Ra[down the group electronegativity is decreasing]
Explanation:
Explanation:
4.hydrogen is able to accept or donate electrons,so it is the most versatile storm I the periodic chart
False. Chemical products are on the right side.