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  • How to solve this problem- Select the incorrect option regarding metallic solids

Select the incorrect option regarding metallic solids

  • Option 1)

    Positive ions are surrounded by sea of free electrons

  • Option 2)

    These electrons are mobile

  • Option 3)

    Covalent bonds are strong and directional

  • Option 4)

    These are highly malleable and ductile

 

Answers (1)

In metallic solids positive ions are surrounded by free elecvtrons, these electrons are mobile. These solids are highly ductile and malleable. Covalent bonds are strong and directional but found in covalent solid not in metallic solid.

 

Metallic solids -

Metallic bond, i.e., attraction between positively charged metal ion and mobile electron.

- wherein

Ex. iron, copper, zinc, aluminium, sodium

 

 


Option 1)

Positive ions are surrounded by sea of free electrons

This is incorrect

Option 2)

These electrons are mobile

This is incorrect

Option 3)

Covalent bonds are strong and directional

This is correct

Option 4)

These are highly malleable and ductile

This is incorrect

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subam

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