The atomic number and mass number of potassium is 19 and 39 respective – InterviewSolution

InterviewSolution

1.	The atomic number and mass number of potassium is 19 and 39 respectively. How many protons, electrons and neutrons are present in potassium?
Answer» 19 PROTONS 19 electrons 20 neutronsbecause MASS number is different only because of no of neutrons

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