Question

a) Which element has two shells both of which are completely filled with electrons ? 1 কোনটো মৌলৰ দুয়ােটা কক্ষই ইলেকট্রন পূর্ণ?​

Answer 1

Answer:

Neon

(a) Neon has two shells which are completely filled. The elements in Group 18 of the periodic table are known as the noble gases. These elements are also known as the inert gases, which is a very appropriate name for them since this group of elements exhibits extremely inert chemical behaviour.

Answer 2

Answer:

Neon is the correct answer.

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