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प्रश्न
Select the correct answer to the statement given below:
A metalloid
विकल्प
Chalk
Oxygen
Silicon
Bromine
Nitrous oxide
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उत्तर
Silicon
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संबंधित प्रश्न
Fill in the blan
An ________ is a homogeneous mixture of two or more metals.
What are the different types of mixtures ?
Give one example for the following types of mixtures :
misicible liquids
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Vinegar
Define: Atom
Find the atomicity of the Following molecule:
Acetic Acid
Fill in the blank
A metal which is a liquid at room temperature is _______.
Write the names of elements from the following symbol:
Zn
Explain the difference between Atoms and molecules.
Give a reason for the following statement:
Components in a mixture are present in varying proportions and not in a fixed proportion.
Differentiate between homogenous & heterogeneous mixtures.
Give an example of two liquids which form homogenous.
Select the correct answer from A, B, C, D & E for the statement given below :
A metalloid.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
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 |
Complete the table by writing the symbols of the following elements
| Element | Symbol |
| Aluminum | Al |
| Nickel | |
| Bromine | |
| Helium | |
| Magnesium |
Elements contain the ______of the same kind.
