I’m not quite sure but it’d probably be solar panels
Idk really know how to solve that sorry I'm only in high school
Answer:
Same number of valance electrons
Explanation:
All of them are in group 1 so they have 1 valance electron.
If they were in same period they would have same number of energy levels.
Fluid illustrations incorporate unadulterated water, white vinegar, sugar water, corn oil, and blood plasma. Shockingly, homogeneous blends are not restricted to fluids, they can likewise be gases and solids. Another kind of homogeneous blend is known as a colloid.