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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.
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उत्तर
Magnesium is oxidised and chlorine is reduced.
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संबंधित प्रश्न
Complete the following:
| Sodium | Phosphorus | Carbon | |
| Formula of chloride | |||
| Nature of bonding | |||
| Physical state of chloride |
Fill in the blanks.
The electrovalent bond or ionic bond is called as _____ bond
State the following is a reduction reaction or oxidation reaction.
\[\ce{A^3+ + e- -> A^2+}\]
Why do they exist as monoatoms in molecules?
Give a reason
Physical properties of isotopes are different.
\[\ce{^24_12Mg}\] and \[\ce{^26_12Mg}\] are symbols of isotopes of magnesium.
(a) Compare the atoms of these isotopes with respect to :
i. the composition of their nuclei
ii. their electronic configurations
(b) Give reasons why the two isotopes of magnesium have different mass numbers.
Write down the electronic configuration of
(i) chlorine atom (ii) chlorine ion
State the type of bond between Y and Z and give its molecular formula.
Number of valence electrons in carbon is ______.
How many atoms of each kind are present in the following molecule:
carbon tetrachloride
