ICSE Class 9 Chemistry
Question 22 of 39
Atomic Structure and Chemical Bonding — Question 34
Back to all questions| Element Symbol | Atomic Number | Mass Number | Number of neutrons | Number of electrons | Number of protons |
|---|---|---|---|---|---|
| Li | 3 | 6 | 3 | 3 | 3 |
| Cl | 17 | 37 | 20 | 17 | 17 |
| Na | 11 | 23 | 12 | 11 | 11 |
| Al | 13 | 27 | 14 | 13 | 13 |
| S | 16 | 32 | 16 | 16 | 16 |