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प्रश्न
Give reason
Argon does not react.
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उत्तर
Argon does not react as it has the outermost orbit complete, i.e. 8 electrons in the outermost shell.
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संबंधित प्रश्न
What type of bond is formed between two atoms, when the electronegative difference between them is low ?
How are X-rays produced?
Five atoms are labeled A to E
|
Atoms |
Mass No |
Atomic No. |
|
A |
40 |
20 |
|
B |
19 |
9 |
|
C |
7 |
3 |
|
D |
16 |
8 |
|
E |
14 |
7 |
(a) Which one of these atoms:
(i) contains 7 protons
(ii) has electronic configuration 2,7
(b) Write down the formula in the compound formed between C and D
(c) Predict : (i) metals (ii) non-metals
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Hydrogen chloride
State the type of bonding in the following molecules.
Hydrogen chloride
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| Name of compound | Type of compound | |
| a. | Sodium chloride | ______ |
| b. | ______ | co-ordinate covalent compound |
| c. | Methane | ______ |
| d. | Fluorine molecule | ______ |
How many atoms of each kind are present in the following molecule:
carbon tetrachloride
How many electrons are required or released by each atom in carbon tetrachloride to attain the nearest noble gas configuration?
