220. How many α and β particles had to be lost by the 226Ra nucleus to obtain a daughter element with mass number 206, belonging to group IV of the periodic system of elements? Name this element.

Read the product description. After payment, the system will redirect you to a page with a ready-made solution to problem 220 from the collection: Glinka N.L. Problems and exercises in general chemistry. Textbook for universities / Ed. V.A. Rabinovich and Kh.M. Rubina. – 23rd ed., revised. – L.: Chemistry, 1985. – 264 p., ill. The solution is a document formatted in MS Word.
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