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प्रश्न
State what are metalloids.
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उत्तर
Metalloids: Elements that show the properties of both metals and non-metals.They have physical and chemical properties, intermediate between those of metals and non-metals.
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संबंधित प्रश्न
Give two uses of Silicon
Give two uses of Antimony
Give two uses of Germanium
Fill in the blank
_________ is the hardest compound known to us
Write ‘true’ or ‘false’ for the following statement.
Antimony is a metal.
A metalloid used to make glass :
A metalloid used in the manufacture of microchips used in computer is :
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
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Give the basic demarkation of the Modern Periodic Table into metals, metalloids and non-metals with special reference to halogens and noble gases.
Name the elements recognised as metalloids.
Compare the properties of metalloids with those of metals.
State a specific reason for using steel in automobiles.
State a specific reason for using gold in jewellery
State whether the statement given below is true or false. If false write the correct statement.
Silicon is an example of a metalloid.
______ is used as semiconductor.
Give two examples for metalloids.
Metalloids are ______ at room temperature.
