Question

what is the formula when eka-silicon and eka-aluminum reacts with chlorine ​

Answer 1

Answer: GeCl4 and GaCl3

Explanation:

Eka-silicon is germanium (Ge). It lies in group 4 of the Mendeleev's periodic table and thus, has a valency of 4. The formula of its chloride is GeCl4. Eka-aluminium is gallium (Ga). It lies in group 3 of the Mendeleev's periodic table and thus, has a valency or 3. The formula of its chloride is GaCl3.

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Answer 2

Eka-Silicon is Germanium
GeCl4
Eka-Aluminum is Gallium
GaCl3