<span>Data collected from many experiments could not be explained using waves.</span>
Answer:
There are two sets of groups in the periodic table. The first set are Group A elements and are also known as representative elements. The second set are Group B elements and are also known as transition metals. Representative elements are the most abundant elements on earth.
Answer:
Metal more reactive than non metal
Explanation:
I think the answer is this for a better check mass- mass ratio in stoichiometry lesson
Answer:
They form a covalent bond