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  • The elements with atomic number 101 and 104 belongs to, respectively:Option: 1 Group 11 and Group 4Option: 2 Actinoids and Group 6Option: 3 Actinoids and Group 4Option: 4 Group 4  and Actinoids

The elements with atomic number 101 and 104 belongs to, respectively:
Option: 1 Group 11 and Group 4
Option: 2 Actinoids and Group 6
Option: 3 Actinoids and Group 4
Option: 4 Group 4  and Actinoids

Answers (1)

best_answer

\mathrm{Z}=101 \rightarrow\left[\mathrm{R}_{\mathrm{n}}\right]^{86} 7 \mathrm{s}^{2} 5 \mathrm{f}^{13}\textup{ ----- It is Actinoids}

\mathrm{Z}=104 \rightarrow\left[\mathrm{R}_{\mathrm{n}}\right]^{86} 7 \mathrm{~s}^{2} 5 \mathrm{f}^{14} 6 \mathrm{d}^{2}\textup{ ------ It is 4th group element}

So, Actinoids and Group 4, are correct respectively.

Therefore, the correct option is (3).

Posted by

Kuldeep Maurya

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