Materials : Metals and Non - Metals

There are three elements E, F, G with atomic numbers 19, 8 and 17 respectively. Classify the elements as metals and non- metals.

Elements showing properties of both metals and non-metals

Explain how the principle of a displacement reaction is based on the reactivity of metals and non-metals.

There are three elements E, F, G with atomic numbers 19, 8 and 17 respectively. Classify the elements as metals and non metals.

You are given a hammer, a battery, a bulb, wires and a switch. (a) How could you use them to distinguish between samples of metals and non-metals? (b) Assess the usefulness of these tests in distinguishing between metals and non – metals.

Give three differences between metals and non-metals.

What are the major differences between metals and non-metals?

An ....... ............ is a homogeneous mixture of two or more metals and non-metals.

How does dihydrogen react with metals and non-metals ? Give some examples.

What are oxide ? Give two examples for each of metallic and non - metallic oxides .