Advertisements
Advertisements
Question
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached.
`""_1"H"^1`, `""_0"n"^1`,`""_(-1)"e"^0`
Advertisements
Solution
| Mass | Charge | |
| Proton | 1.672 × 10<sup>- 24</sup>g | Positive |
| Electron | 9.108 × 10<sup>- 28</sup>g | Negative |
APPEARS IN
RELATED QUESTIONS
Write true or false for the following statement
The central pad of the atom is called nucleus.
Give the following a suitable word/phrase
The sub-atomic particle with negative charge and negligible mass.
Give the following a suitable word/phrase.
The smallest unit of an element which takes part in a chemical reaction.
Define the term Atomic number.
What are the observations of the experiment done by Rutherford in order to determine the structure of an atom?
FILL IN THE BLANK
The γ-rays are............................ radiations, like light.
Tick the most appropriate answer
β-particles are actually a stream of
- protons
- electrons
- neutrons
- none of these
Name the negatively charged particle present in the atoms of all the elements.
Define the term Valence shell.
Draw a neat labelled diagram representing an atom. Name the three sub-atomic particles in the atom and represent them symbolically showing the mass and charge of each. State where the sub-atomic particles are present in the atom.
