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प्रश्न
Complete the table below by identifying A, B, C, D, E and F.
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उत्तर
| Element | Symbol | Number of protons |
Numbers of neutrons |
Number if electrons |
| Fluorine | `""_9F""^19` | 9 | `A` | `B` |
| Aluminium | `C` | `D` | `14` | `13` |
| Postassium | `""_19K""^39` | `E` | `F` | `19` |
ans
| Element | Symbol | Number of protons | Number of neutrons | Numbers if electrons |
| Fluorine | `""_9F""^19` | 9 | 10 | 9 |
| Aluminium | `""_13Al""^27` | 13 | 14 | 13 |
| Potassium | `""_19K""^39` | 19 | 20 | 19 |
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संबंधित प्रश्न
Give the following a suitable word/phrase.
The number of protons present in the nucleus of an atom.
Draw the diagrams representing the atomic structures of the following: Nitrogen.
FILL IN THE BLANK
Nuclear energy can be used to make ..........................
Tick the most appropriate answer
Which one of the following scientists put forward the theory regarding the extra-nuclear structure of the atom?
- James Chadwick
- John Dalton
- Rutherford
- Niels Bohr
WRITE SHORT ANSWER
What is the central part of an atom known as?
ANSWER IN DETAIL
What are the various components of a nuclear power plant?
How was it shown that atom has empty space?
Name the following:
The element which does not contain any neutron in its nucleus.
Explain in brief the experimental proof which led to the discovery of –
Atomic nucleus
What is meant by the term nucleus
