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In Mendeleev'S Periodic Table, Gap Was Not Left for One of the Following Elements. this Element Is: (A) Gallium (B) Beryllium (C) Germanium (D) Scandium - Science

In Mendeleev's periodic table, gap was not left for one of the following elements. This element is:

(a) gallium
(b) beryllium
(c) germanium
(d) scandium

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Solution

(b) Beryllium.

In Mendeleev's periodic table, a gap was left for gallium, scandium and germanium.

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APPEARS IN

Lakhmir Singh Class 10 Chemistry (Science)
Chapter 5 Periodic Classification Of Elements
Q 30 | Page 283
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