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प्रश्न
Write the names of elements from the following symbol:
Xe
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उत्तर
Xe- Xenon
संबंधित प्रश्न
Find the atomicity of the Following molecule:
Aluminium Suiphide
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Complete the statement given below by filling in the blanks with the correct words.
Atom contains ________ , with positively charged _____.
Select the correct answer from the choice given below.
A group of atoms of elements
With reference to elements – define the term ‘molecule’. Give two examples each of a monoatomic, diatomic & polyatomic molecule.
Select the correct answer from A, B, C, D & E for the statement given below :
A metalloid.
Elements are made up of______ kinds of atoms.
Non-metal conducting electricity :______ :: Metal conducting electricity : Copper
Elements : Combine to form compounds :: Compounds : ______.
Assertion: Air is a mixture of elements only.
Reason: Only nitrogen, oxygen and neon gases exist in air.
