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81. Solving a chemistry problem
Uploaded:
11.09.2024
Content: 3.docx 14,47 kB
Content: 3.docx 14,47 kB
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3. Atoms of which chemical element have an outer electron shell of 5S2, and in the previous one contains 4d10- electrons? Draw up the electron configuration of this chemical element and say, How many protons and neutrons are contained in its atom with a mass number of 116? Write the formula of one of its compounds.
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