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प्रश्न
Name gas with a rotten egg smell.
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उत्तर
Hydrogen sulphide (H2S)
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संबंधित प्रश्न
Explain why, ionic compounds conduct electricity in solution whereas covalent compounds do not conduct electricity.
Describe the structure of graphite with the help of a labelled diagram.
Complete the following:
When the nuclei of two different reacting atoms are of ______ mass, then a bond so formed is called ______ covalent bond. (equal, unequal, polar, non-polar)
The following table shows the electronic configuration of the elements W, X, Y, Z:
|
Element |
W |
X |
Y |
Z |
|
Electronic |
2,8,1 |
2,8,7 |
2,5 |
1 |
Answer the following questions based on the table above:
What type of bond is formed between Y and Z.
Electrons are getting added to an element Y:
which electrode will Y migrate to during the process of electrolysis?
Element A has 2 electrons in its M shell. Element B has atomic number 7.
If the compound formed between A and B is melted and an electric current is passed through the molten compound, the element A will be obtained at the ______ and B at the ______ of the electrolytic cell.
The bond between two oxygen atoms is _______ bond.
Write an Explanation.
Alkyne
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
 |
It is observed that covalent compounds are had conductors of electricity. Give reason.
