Question

name four metals and non-metals there symbols, atomis number, mass number, chemical and physical properties, and uses.

Answer 1

Silicon is a member of Group 14 (IVA) in the periodic table. The periodic table is a chart that shows how chemical elements are related to one another. Silicon is also part of the the carbon family. Other carbon family elements include carbon, germanium, tin, and lead. Silicon is a metalloid, one of only a very few elements that have characteristics of both metals and non-metals.

Read more: http://www.chemistryexplained.com/elements/P-T/Silicon.html#ixzz4SX6gnIIE