1 The apparatus below was used to make oxygen. The tube of manganese oxide was added to the hydrogen peroxide solution by releasing the cotton. Ex 20 40 60 80 100 cm3 cotton hydrogen peroxide tube containing manganese oxide (a) Complete the boxes to identify the pieces of apparatus. [2]

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

The think of process to make something successful

3is your answer to yuor question