Advertisements
Advertisements
प्रश्न
Represent an electron ‘e’ in term of its symbol showing the subscript and superscript value.
Advertisements
उत्तर
electron ‘e’ = 0−1e
0−1e = 0 ← Superscript
−1← Subscript
APPEARS IN
संबंधित प्रश्न
What is the positive charge on the nucleus of an atom due to?
Which subatomic particle was discovered by : Goldstein ?
What is the nature of the charge on Anode rays?
How does cathode ray differ from as anode rays?
Complete the table given below by identifying P, Q, R and S.
|
Element |
Symbol |
No. of Protons |
No. of neutrons |
No. of Electrons |
|
Sodium |
`""_11^23"NA"` |
11 |
P |
11 |
|
Chlorine |
`""_17^35"CI"` |
Q |
18 |
17 |
|
Uranium |
R |
92 |
146 |
92 |
|
S |
`""_9^19"F"` |
9 |
10 |
9 |
Define: Neutron
In response to a question, a student stated that in an atom, the number of protons is greater than the number of neutrons, which in turn is greater than the number of electrons. Do you agree with the statement? Justify your answer.
An atom differs from its ion in ______.
A proton can be defined as a ______.
What are fluorescent materials?
