The number of electrons of a neutral atom is automatically known if one knows the? A. Atomic number B. Atomic weight C. Number of orbitals D. none Right Answer: Atomic number Share : February 19, 2018 Asghar Khan Everyday Science Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Deficiency of vitamin B1 is causes?1 light year = ?Which group of animals has heterogametic females?