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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
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 is the formula of the compound formed between X and Z.
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?
Explain
Octet rule for the formation of sodium chloride
State the type of bonding in the following molecules.
Water,
Identify the following reaction as either oxidation or reduction:
O + 2e- → O2-
Copy and complete the following table relating to the atomic structure of some elements:
| Element | Atomic Number | Mass Number | Number of protons | Number of Neutrons | Number of Electrons |
| Beryllium | 4 | 9 | |||
| Fluorine | 9 | 10 | |||
| Sodium | 12 | 11 | |||
| Aluminium | 27 | 13 | |||
| Phosphorus | 31 | 15 |
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^31_15P}\]
How many atoms of each kind are present in the following molecule:
Chlorine
How many electrons are required or released by each atom in water molecule to attain the nearest noble gas configuration?
The one which is composed of all the three kinds of bond.[ionic, covalent and coordinate bond]
