Under line all correct answers 1. Amorphous martials have the following atomic a

Question

Under line all correct answers 1. Amorphous martials have the following atomic arrangement: a) atoms are periodically arranged in the whole material b) atoms are NOT periodically arranged in the whole material c) the material has small regions that are periodically arranged in the whole material d) the material has small regions that are single crystals separated with boundaries 2. Polycrystalline martials has the following atomic arrangement: a) atoms are periodically arranged in the whole material b) atoms are NOT periodically arranged in the whole material c) the material has small regions that are periodically arranged in the whole material d) the material has small regions that are single crystals separated with boundaries 3. A cry?talline martials has the following atomic arrangement: a) Atoms are periodically arranged in the whole material b) atoms are NOT periodically arranged in the whole material c) the material has small regions that are periodically arranged in the whole material d) the material has small regions that are single crystals separated with boundaries English (US)

Explanation / Answer

1) In amorphous materials atoms are not periodically arranged in whole material , I,e they donot follow a definite lattice pattern.option b)

2) In polycrystalline,the material has small regios that are single crystal seperated with boundariesd)

3) In crystalline materials , atoms are periodically arranged in whole material option a)

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