Elements are pure substances made up of molecules
Answer:
The general trend is for ionization energy to increase moving from left to right across an element period. Moving left to right across a period, atomic radius decreases, so electrons are more attracted to the (closer) nucleus.
Explanation:
Brainliest plz
It is in the center and everything surrounds it
Limes and lemons have a ph of 2 and are acidic.