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Question
State the following is a reduction reaction or oxidation reaction.
\[\ce{Fe^2+ - e- -> Fe^3+}\]
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Solution
Oxidation Reaction.
RELATED QUESTIONS
Mention the basic tendency of an atom which makes it to combine with other atoms.
In term of electron transfer, define Oxidation
Element X is a metal with a valency 2. Element Y is a non metal with a valency 3.
(a) Write equations to show how X and Y form ions.
(b) If Y is a diatomic gas, write the equation for the direct combination of X and Y to form a compound.
How many electrons are required or released by each atom in calcium oxide to attain the nearest noble gas configuration?
State one observation which shows that atom is not indivisible.
Name the following:
An element having valency 'zero'
Name the following:
Metal with valency 2
Complete the following table relating to the atomic structure of some elements.
|
Element Symbol |
Atomic Number |
Mass Number |
Numbers of neutrons |
Number of Electrons |
Number of Protons |
|
Li |
3 |
6 |
|
|
|
|
Cl |
17 |
|
20 |
|
|
|
Na |
|
|
12 |
|
11 |
|
Al |
|
27 |
|
|
13 |
|
S |
|
32 |
16 |
|
|
Explain Octet rule with an example.
Match the following:
| 1. | Atomic bond | a. | Oxygen and hydrogen |
| 2. | Atoms with different electronegativities | b. | acceptor bond |
| 3. | An atom that accepts electron pair | c. | covalent bond |
| 4. | Rusting of iron | d. | donor atom |
| 5. | An atom that provides electron pair | e. | oxidation |
| f. | ionic bond |
