Answer:
The correct option is;
True
Explanation:
The noble gases are the group 18 elements, all of which are monoatomic gases, located in the extreme right of the periodic table. Due to their filled outermost or valence shells,and their nonreactive nature, the noble gases where initially known as inert gases.
The noble gases have very low melting points and boiling points as hey have very weak inter atomic forces between their atoms such that they all appear as gases under standard atmospheric temperature and pressure conditions.
The atomic radius increases as you go down a group.
Which of the following processes moves rock materials across the surface of the earth?
C. Erosion
Good luck! :)
Answer:
F is the answer
i know 4 of them for or example
1.Na
2.F
3.Cs
4.He
