Question

in the atomic model by beryllium 2 is equal to 4 and magnesium 2 is equal to 12 they have the same number of ,_____________​

Answer 1

Answer:

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Answer 2

Answer:

Beryllium is a chemical element with the symbol Be and atomic number 4. It is a ... 2He is an alpha particle and 12 ... BeF2 has a silica -like structure with corner-shared BeF4 tetrahedra.

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