Question

Using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. Explain your answers.

Answer 1

Answer: Gas

Explanation: Because to check temperature of a room you use a gas in then room

Answer 2

Be-4 Solid

Mg-12 Solid

Ca-20 Solid

Sr-38 Solid

Ba-56 Solid

Ra-88 Solid

All alkaline metals are solid, but have low melting points.