Someone can help me whit this? I have the whole document too.

1a. Metalloids have properties that are between metals and non-metals, they are alo known as semi-metals.

b.) The yellow border consisting of silicon, boron, Ge As, etc., are metalloid elements

2a.) Non-metals are on the right side of the periodic table.

B.) Non-metals have poor conductivity, are not malleable or ductile, are not sonorous. They are basically the opposite of metals.

radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold

the nucleus together due to an excess of either protons or neutrons.