1. There are some vacant places in the Mendeleev's periodic table.In s

1.	1. There are some vacant places in the Mendeleev's periodic table.In some of these places the atomic masses are seen to bepredicted. Enlist three of these predicted atomic masses alongwith their group and period.
Answer» Answer: The three elements were : - GALLIUM : group : 13 period : 4 - GERMANIUM : group : 14 period : 4 - Scandium : group : 3 period : 4 that's it! hope it helps buddy! LET me know if there's anything WRONG or missing : )

1. There are some vacant places in the Mendeleev's periodic table.In some of these places the atomic masses are seen to bepredicted. Enlist three of these predicted atomic masses alongwith their group and period.

Answer»

Answer:

The three elements were :

- GALLIUM :

group : 13
period : 4

- GERMANIUM :

group : 14
period : 4

- Scandium :

group : 3
period : 4

that's it! hope it helps buddy! LET me know if there's anything WRONG or missing : )

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1. There are some vacant places in the Mendeleev's periodic table.In some of these places the atomic masses are seen to bepredicted. Enlist three of these predicted atomic masses alongwith their group and period.​

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1. There are some vacant places in the Mendeleev's periodic table.In some of these places the atomic masses are seen to bepredicted. Enlist three of these predicted atomic masses alongwith their group and period.