1. Name the metal which is a liquid.
2. Name the non – metal which shows lustre.
3. Name the lightest metal.
4. Name the metal with highest density.
5. Name the property of the metals by virtue of which these can be beaten into sheets
6. Name the property of the metals by virtue of which these can be drawn into wires.
7. Name the material which is kept in water.
8. Name the metal used for galvanisation of iron.
9. Mercury is liquid and a good conductor of heat. How is this property utilized?
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1) mercury
2) graphite
3) lithium
4) osmium
5) malleability
6) ductility
7) gold
8) zinc
9) It's electrons are not free to move through the metal as they are in other metals. In other metals, you have a rigid structure of positive nuclei that make a crystal. The electrons move through this ordered crystal of nuclei. In mercury, you have a bunch of moving nuclei, not an ordered crystal.
2) graphite
3) lithium
4) osmium
5) malleability
6) ductility
7) gold
8) zinc
9) It's electrons are not free to move through the metal as they are in other metals. In other metals, you have a rigid structure of positive nuclei that make a crystal. The electrons move through this ordered crystal of nuclei. In mercury, you have a bunch of moving nuclei, not an ordered crystal.
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