Question

match the points noble gas​

Answer 1

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1)eka silicon is called germanium.

2) Eka-aluminium was the name given by Mendeleev to the undiscovered element which now exists by the name of Gallium

3) Scandium is known as the eka-boron.

4) noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og)

Answer 2

Answer:

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