Chemistry, asked by priyankamishu992, 3 months ago

বিরল মৃত্তিকা মৌলগুলাে কোন পর্যায়ে অবস্থিত?
(a) ৫ম পর্যায়
(c) ৭ম পর্যায়
(b) ৪র্থ পর্যায়
(d) ৬ষ্ঠ পর্যায়

Answers

Answered by popindi2020

0

Answer:

fttffesxffwsxfyhbvgyh

Explanation:

gf r de ws ffttygvfggrrdffffrtttgvAwsdcbklokjiooo

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