Multiply the number of p+ in Na by the number of neutrons is Be. This is the ato
ID: 997550 • Letter: M
Question
Multiply the number of p+ in Na by the number of neutrons is Be. This is the atomic number to the element Add the atomic #s of Na and B. Then divide by the number of neutrons in O. Now multiply by the number of electrons in a neutral atom of C. The element is: Add the atomic numbers of Li and AI. Now add in both elements numbers of neutrons also Subtract the number of protons in Ca. The element is: Subtract the # of protons in Fe from the number of neutrons in U. Divide by the number of neutrons in He. Subtract the number of electrons in neutral atom of C. The element is: Divide the atomic number of Fe by the number of protons in AI. Add the mass # of S. Subtract the period # of Mn. The element is:Explanation / Answer
1. Sodium has 11 protons.
2.Beryllium has 5 neutrons (data from periodic table)
Element atomic number = 5*11 = 55
The element is Cesium.
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.