13-15. Use the periodic table to determine the atomic number and determine the sub-atomic particles of the following isotopes Symbol Atomic Number Atomic Mass Kr-78 #ot Protons Hof Electrons Element Name 13 Krypton-78 # of Neutrons KI-S2 Krypton-82 15. Krypton-8 Kr-86
Answers & Comments
Answer:
symbol: kr
atomic number: 36
No. of protons:
1. 36
2.36
3.36
No. of electrons:
1. 36
2. 36
3. 46
No. of Neutrons
1. 42
2. 46
3. 50