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प्रश्न
Draw an electron dot diagram for the formation of the following. State the type of bonding present in them.
Hydroxyl ion
Draw an electron dot diagram to show the structure of hydronium ion. State the type of bonding present in it.
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उत्तर
The hydroxyl ion is formed when one hydrogen ion (H+) is removed from the water molecule, giving the following structure.
Or
\[\ce{\underset{Water}{H2O} -> \underset{Hydroxyl ion}{OH-} + \underset{Hydrogen}{H+}}\]
It has a polar covalent bond.
संबंधित प्रश्न
Write the electron-dot structure for the following molecule:
Cl2
Giving one example, state what are covalent compounds.
What is diamond?
Give examples for the following:
Two liquid non polar compounds.
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.
Element A has 2 electrons in its M shell. Element B has atomic number 7.
- Write equations to show how A and B form ions.
- If B is a diatomic gas, write the equation for the direct combination of A and B to form a compound.
- 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.
Answer the following question.
What is methane? Draw its electron dot structure. Name the type of bonds formed in this compound. Why are such compounds:
(i) poor conductors of electricity? and
(ii) have low melting and boiling points? What happens when this compound burns in oxygen?
Which of the following is the purest form of carbon?
Although metals form basic oxides, which of the following metals form an amphoteric oxide?
A molecule of ammonia (NH3) has
