The answer to this question would be: alkaline earth metal
Alkali earth metal is the second column group of the periodic table. In this group, the element has 2 extra electrons in their outer cells. That is why most of this metal has 2+ charge.
Their neighbor is the alkali metal which was the first column of the periodic table. The name is similar so don't confused and mix them each other.
The answer is Electronegativity
Answer:
the sun beams down on the pool and heats it up top to bottom the deeper the colder
Answer:
An atom is the smallest particle of an element that can take part in a chemical reaction while a molecule is a group of chemically combined atoms.
Explanation: