In 5.70 mol of Hafnium there are 34,326
Answer:
Its Br on Ap ex
Explanation:
Just got it wrong ;( it's B
Based on the periodic table, the element mendeleev called eka-manganese is now called technetium. Technetium<span> is a silvery-gray metal that tarnishes slowly in moist air. Hope this answers the question. Have a nice day. Feel free to ask more questions.</span>
Answer:
Atoms with<u>2</u>or less electrons in the outermost level tend to lose electrons
