Radon - 222 has _____ protons, _____ neutrons, and _____ electrons.
A) 86; 86; 86
B) 86; 222; 86
C) 86; 136; 86
D) 86; 136; 222
E) 86; 222; 308

Name: Radon - 222 has _____ protons, _____ neutrons, and _____ electrons. A) 86; 86; 86 B) 86; 222; 86 C) 86; 136; 86 D) 86; 136; 222 E) 86; 222; 308
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Question

Quizplus · Accepted Answer

Radon-222 has 86 protons (its atomic number), 136 neutrons (222 - 86 = 136), and 86 electrons (equal to the number of protons in a neutral atom).

Radon - 222 Has _____ Protons, _____ Neutrons, and _____

Radon - 222 Has ___ Protons, _ Neutrons, and ___