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प्रश्न
State a specific reason for using gold in jewellery
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उत्तर
Gold is used in jewellery because it is expensive, lustrous, malleable and ductile.
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संबंधित प्रश्न
What are metalloids?
Give two uses of Antimony
Give two uses of Tungsten
Write ‘true’ or ‘false’ for the following statement.
Antimony is a metal.
Write ‘true’ or ‘false’ for the following statement.
Sand is an oxide of silicon.
A metalloid used to make glass :
A metalloid used in the manufacture of microchips used in computer is :
The most ductile metal is _______.
Give a reason why the non-metals – halogens and noble gases are placed in separate groups of the periodic table with special reference to their difference in properties.
State what are metalloids.
Name the elements recognised as metalloids.
Compare the properties of metalloids with those of metals.
State whether the statement given below is true or false. If false write the correct statement.
Silicon is an example of a metalloid.
Write down the properties of metalloids.
______ is used as semiconductor.
Write three properties of metalloids.
