Question

(a) What are (i) metals (ii) non-metals, and (iii) metalloids ? Give two examples each of metals, non-metals and metalloids.
(b) Classify the following into metals, non-metals and metalloids Silicon, Mercury, Diamond, Sulphur, Iodine, Germanium, Sodium, Carbon, Magnesium, Copper, Boron, Helium

Answer 1

metals are electropositive element with valency 123 it is ductile sonorous can be beaten into seat or enquire

Answer 2

Answer:

A metalloid is a chemical element that exhibits some properties of metals and some of nonmetals. ... Boron, silicon, germanium, arsenic, antimony, tellurium, and polonium are metalloids. In some cases, authors may also class selenium, astatine, aluminum, and carbon as metalloids, but this is less common. Elements: Germanium; Polonium; Silicon; Selen

Explanation: