Answer:
C-Rb20
Explanation:
The chemical formula for Rubidium oxide is Rb20.
Hope this helps!
Sc(21), Cr(24), Fe(26), Zn(30)
Answer:
The correct answer to you your question is Potassium
Explanation:
Potassium is the most reactive
Answer:
C
Explanation:
In covalent bond there is equal sharing of electrons between the bonding atoms