What information do you get from Fig? 4.4 What about the atomic number, mass number, and valency of atoms X, Y and Z? Give your answer in a tabular form.
Atomic number, mass number and valency of atoms X, Y and Z
Atomic no | Mass no | Valency | |
---|---|---|---|
X | 5 | 11 | 3 |
Y | 8 | 18 | 2 |
Z | 15 | 31 | 3.5 |
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