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प्रश्न
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms a cation?
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उत्तर
Z = 12 i.e (2, 8, 2)
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संबंधित प्रश्न
In term of electron transfer, define
Reduction
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Calcium oxide
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\[\ce{Cu -> Cu^2+}\]
Explain fractional atomic mass. What is the fractional mass of chlorine?
Name the following:
The shell closest to the nucleus of an atom
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 |
|
|
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K - e- → K+
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