The covalent radius (a measure of how large individual atoms are) shows different trends if you are ... As you move down a group in the periodic table, the covalent radius increases.

Meyer did contribute to the development of the periodic table in another way though. He was the first person to recognise the periodic trends in the properties of elements ... Moseley turned down a ...

Gethin: So, the further down the table you go the more reactive ... It produces bubbles more quickly than lithium. Using the periodic trend of group 1 elements, can you predict how a small piece ...

It decreases as you move down a group. This means that the most electronegative ... Electronegativity and ionization energy follow the same periodic table trend. Elements that have low ionization ...

The periodic table is a well-organized chart that contains all the known elements in the universe. These elements are ...

and minimizes waste down to the molecular level. This exercise uses molecular models to calculate atom economy for a saponification reaction. As part of the ChemClub's 10 th Anniversary, we asked ...