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Maharashtra State BoardSSC (English Medium) 10th Standard

There are some vacant places in the Mendeleev’s periodic table. In some of these places the atomic masses are seen to be predicted. Enlist three of these predicted atomic masses along with their group

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Question

There are some vacant places in the Mendeleev’s periodic table. In some of these places the atomic masses are seen to be predicted. Enlist three of these predicted atomic masses along with their group and period.

Very Short Answer
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Solution

Atomic mass Group Period
44 III 4
72 IV 5
100 VII 6
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Chapter 2: Periodic Classification of Element - Intext Questions [Page 19]

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Balbharati Science and Technology Part 1 [English] Standard 10 Maharashtra State Board
Chapter 2 Periodic Classification of Element
Intext Questions | Q 1. | Page 19
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