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प्रश्न
Give an example for each of the following statement.
Formation of coordinate covalent bond between NH3 ➝ BF3 molecules
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उत्तर
NH3 ➝ BF3 is a compound formed by coordinate covalent bonding. Here one pair of electrons from ammonia molecule is shared with electron deficit boron trifluoride. This type of bonding is also known as Dative bond.
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संबंधित प्रश्न
Give the formula of the compound that would be formed by the combination of the following pair of elements:
Al and Cl2
Draw the electron-dot structure of NH3 and state the type of bonding.
State one use of diamond which depends on its 'extraordinary brilliance' and one use of graphite which depends on its being 'black and quite soft'.
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)
Draw an electron dot diagram for the formation of the following. State the type of bonding present in them.
Hydroxyl ion
Explain the following term with example.
Covalent bond
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.
Explain the following:
Water is a polar covalent molecule.
Which of the following compounds of carbon does not consist of ions?
Assertion (A): Melting point and boiling point of ethanol are lower than that of sodium chloride.
Reason (R): The forces of attraction between the molecules of ionic compounds are very strong.
