Answer:
nope its a myth don't worry :)
Ph= - log [H+] = -log 1.00× 10-7 = -(log 1 + log 10-7) = -( 0 + (-7log 10) = -( -7) = 7
Cadium
Down a period, atomic radii decrease from left to right due to the increase in the number of protons and electrons across a period.
