Answer:
i have no idea what a TPO is but you should definitly tell her, be yourself, let all your love 4 her flood out!
Answer:
arsenic
Explanation:helium is a gas and aluminum is a etal and carbon is not a maetalloid
Answer:
The bottom number on each element of the periodic table are called the 4f series or lanthanoids and 5f or actanoids. They are also called inner transition elements.
Search it up bro it’s on the internet lol