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प्रश्न
In the formation of magnesium chloride (by direct combination between magnesium and chlorine), name the substance that is oxidized and the substance that is reduced.
उत्तर
Magnesium is oxidised and chlorine is reduced.
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संबंधित प्रश्न
Define a chemical bond.
Give electron dot diagram of the following:
methane
Why do they exist as monoatoms in molecules?
Choose the correct option
Which of the following is the correct electronic configuration of potassium?
Compare :
Sodium atom and sodium ion
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.
Five atoms are labelled V to Z
| Atoms | Mass Number | Atomic Number |
| V | 40 | 20 |
| W | 19 | 9 |
| X | 7 | 3 |
| Y | 16 | 8 |
| Z | 14 | 7 |
- Which one of these atoms
(1) contains 7 protons;
(2) has an electronic configuration 2, 7? - Write down the formula of the compound formed by atoms X and Y.
The valency of noble gases is ______.
Write the basic concept of Kossel – Lewis theory.
How many atoms of each kind are present in the following molecule:
carbon tetrachloride
