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प्रश्न
Give two examples of Metalloids.
उत्तर
Examples of Metalloids are Antimony, silicon, boron
संबंधित प्रश्न
Name a soft metal.
Is food that we eat a mixture ?
Give three differences between metals and non-metals.
How is sodium chloride different from its constituent elements, sodium and chlorine in its properties? Justify.
Fill in the blank
A liquid non-metal is _______.
Indicate whether the following statement is true or false:
Molecules can exist independently.
Give the name of the radical - OH
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Give a reason for the following statement :
Brass & bronze are examples of mixtures, while copper sulphate & lead nitrate are examples of compounds.
Match the following.
| Atom | Building block of matter |
| Element | Atoms of different kinds |
| Compound | Atoms of the same kind |
| Molecule | Smallest unit of a substance |
