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प्रश्न
Identify the following:
The element having electronic configuration 2, 8, 6.
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उत्तर
Sulphur
Explanation:
The atomic number of S is 16. The electronic arrangements are 2, 8, 6.
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संबंधित प्रश्न
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on zinc sulphide.
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
How are the following conversion brought about? Give equation and condition:
Aqueous lead nitrate to lead sulphate.
How will you identify?
Sulphur dioxide gas
Name the following:
A sulphate insoluble in water.
Sulphuric acid is manufactured by the contact process.
Name the chemical used to dissolve SO3 and also name the product formed. Give all the main reactions to this process.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the sugar.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the carbon.
Concentrated sulphuric acid is both an oxidizing agent and a non-volatile acid. Write one equation. Each illustrates the above-mentioned properties of sulphuric acid.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Sulphite/hydrogen sulphite + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
