Question

1.Differentiate between metals and non-metals​

Answer 1

Answer:

Difference b/w Metals & Non metals :-

1. These are solids at room temperature except mercury

1. These exist in all three states

2. These are very hard except sodium

2. These are soft except diamond

3. These are malleable and ductile

3. These are brittle and can break down into pieces

4. These are shiny

4. These are non-lustrous except iodine

5. Electropositive in nature

5. Electronegative in nature

6. Have high densities

6. Have low densities

Explanation:

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Answer 2

Answer:

Metals:

• Good conductors of heat and electricity
• Lustrous
• Can be polished
• Solid at room temperature
• Form basic oxides
• Malleable and Ductile
• Opaque

Non-metals:

• Bad conductors of heat and electricity
• Non-lustrous
• Can't be polished
• liquid at room temperature (at times)
• form acidic oxides or neutral oxides
• Brittle and breaks [if you try to beat them into sheets]
• Transparent [like glass]