What happens to the number of valence electrons as you move from element 1 to element 18 on the periodic table? A.
the number of valence electrons decreases then increases in a predictable sequence

B.
the number of valence electrons increases

C.
the number of valence electrons increases then decreases in a predictable sequence

D.
the number of valence electrons decreases

What is the name of this hydrocarbon?

The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.

‘which reaction would most likely require the use of an inert electrode?