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प्रश्न
State the following is a reduction reaction or oxidation reaction.
\[\ce{Cu -> Cu^2+}\]
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उत्तर
Oxidation Reaction.
संबंधित प्रश्न
Explain the following briefly:
Helium does not form He2 molecule
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 |
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.
Why do they exist as monoatoms in molecules?
Compare :
Sodium atom and sodium ion
Give the orbital diagram of the following:
Nitrogen
Explain the following:
Carbon-12 and carbon-14 both show similar chemical properties.
Draw the geometric atomic structure of the three isotopes of hydrogen and the two isotopes of chlorine.
______ theory explains the formation of molecules.
Complete the following table:
| Atoms | Atomic number | Electron distribution | |
| 1. | O | 8 | ______ |
| 2. | N | ______ | ______ |
| 3. | ______ | 17 | ______ |
| 4. | ______ | ______ | 2,8,2 |
