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प्रश्न
In the following figure, you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the basis of this fact.
- ______ is a metal.
- Metals are good ______ of electricity.
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उत्तर
- Iron is a metal.
- Metals are good conductors of electricity.
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संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Generally, non-metals react with acids. ( )
Give reasons
Magnesium is used in fire works.
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Write ‘True’ or ‘False’ in front of following statement.
Brass is an alloy of copper and zinc and has lustrous yellow colour.
State two important uses of following metal:
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State the position of the following in the periodic table:
Aluminium
Write name.
The oxide that forms salt and water by reacting with both acid and base.
Write scientific reason.
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______ is the first scientist who used the term element.
Which metal has the highest ductility?
