How to find the atomic number on the periodic table

Asked by admin @ 28/10/2021 in Chemistry viewed by 344 People

Use the periodic table to identify the name or atomic number for each element below. (Give the name, not the chemical symbol, for each element.) hafnium: atomic number : atomic number 15 : atomic number 45 osmium: atomic number magnesium: atomic number

Answered by admin @ 28/10/2021

Answer:

hafnium atomic number 72

phosphorus atomic number 15

rhodium atomic number 45

osmium atomic number 76

magnesium atomic number 12

Explanation:

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