Advertisements
Advertisements
प्रश्न
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 |
Advertisements
उत्तर
|
Element |
Symbol |
No. of Protons |
No. of Neutrons |
No. of Electrons |
|
Sodium |
`""_11^23"NA"` |
11 |
12 |
11 |
|
Chlorine |
`""_17^35"CI"` |
17 |
18 |
17 |
|
Uranium |
238U92 |
92 |
146 |
92 |
|
Fluorine |
`""_9^19"F"` |
9 |
10 |
9 |
APPEARS IN
संबंधित प्रश्न
Fill in the blank of the following statement :
The anode rays obtained from hydrogen gas consist of particles called ________
What is the absolute mass and charge of a proton?
What is a proton? How does it differ from a neutron?
(a) What are cathode rays? What is the nature of charge on cathode rays?
(b) Explain how, cathode rays are formed from the gas taken in the discharge tube.
(c) What conclusion is obtained from the fact that all the gases from cathode rays?
There are two species represented as 35Cl and 37Cl. Which of the following statement is correct regarding these species ?
Name the gas which produces anode rays consisting of protons in the discharge tube experiment.
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached `""_1"p"^1, ""_0"n"^1,""_-1"e"^0`
Complete the table given below
|
|
No. of protons |
No. of electrons |
No. of Neutrons |
Atomic Number |
Mass number |
| `""_17^35"CI"` |
|
|
|
|
|
| `""_17^37"CI"` |
|
|
|
|
|
Define: Electron
Is it possible for the atom of an element to have one electron, one proton and no neutron. If so, name the element.
