Elements that have the same number of energy levels are said to be in the same

Elements that have the same number of valence electrons are in a

Which is a metalloid?

Which is an alkaline earth metal?

Which is a noble gas?

Which is a halogen?

What is the name of the family with 2 valence electrons?

Which family on the periodic table has 7 valence electrons?

Most metals share 4 common physical characterizes. Which is not one of these 4?

This family has properties of both metals and nonmetals

A characteristic of this family is that they form "salts"

A characteristic of this family is that they generally don't react with other elements

A characteristic of this family is that they are highly reactive with air and water

A characteristic of this family is that they can form colored solutions when put into water

A characteristic of this family is that they have different amounts of valence electrons

What type of elements have the physical properties of being brittle and an insulator

What type of elements have the physical properties of being brittle, having luster and being a semiconductor

Which element has 5 valence electrons and 3 energy levels?

Which element has 2 valence electrons and 6 energy levels?