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प्रश्न
Element M forms a chloride with the formula MCl2 which is solid with a high melting point. What type of bond is in MCl2. Write the formula of the compound when M combines with sulphur, oxygen, and nitrogen.
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उत्तर
The bond formed between metal and nonmetal is an ionic bond.
The bond formed between metal M and chlorine is an ionic bond.
When metal M combines with sulphur – MgS
When metal M combines with oxygen – MgO
When metal M combines with nitrogen – Mg3N2.
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संबंधित प्रश्न
Match the column A with Column B.
|
Column A |
Column B |
|
(i) Sodium chloride (ii) Ammonium ion (iii) Carbon tetrachloride |
Covalent bond Ionic bond Covalent and coordinate bond |
How many atoms of each kind are present in the following molecules: calcium oxide, chlorine, water, carbon tetrachloride?
How many electrons are required by each atom mentioned in (a) to attain the nearest noble gas configuration?
Name the following:
An element having valency 'zero'
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of oxidation.
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reduction.
Give the orbital diagram of the following:
Hydrogen chloride
Identify the following reaction as either oxidation or reduction:
O + 2e- → O2-
How do atoms attain Noble gas electronic configuration?
______ theory explains the formation of molecules.
Match the following:
| 1. | Atomic bond | a. | Oxygen and hydrogen |
| 2. | Atoms with different electronegativities | b. | acceptor bond |
| 3. | An atom that accepts electron pair | c. | covalent bond |
| 4. | Rusting of iron | d. | donor atom |
| 5. | An atom that provides electron pair | e. | oxidation |
| f. | ionic bond |
