Valence Electrons - Page 20

Questions
  • Which group on the periodic table automatically has the perfect number of valence electrons?
  • An ion with 7+ charge contains 18 electrons. Which ion is it?
  • How do you know how many valence electrons an element has?
  • The number of valence electrons in the atom having z value 10 are?
  • Explain why the non-metals with the highest electronegativities are most reactive?
  • What is the number of protons, neutrons, and electrons respectively in a #"zinc-70"# ion which has the symbol #"Zn"^(2+)#?
  • Which of the following situations will cause the element with the electron configuration 1s2-2s2-2p5 to have an octet configuration? a) The gain of one electron b) Loss of one electron c) loss of two electrons d) gain three electrons
  • What would be the correct formula of the ionic compound formed if a certain metal M with valence electron configuration Ns2 reacted with a nonmetal valence electron Ns2 Np4?
  • The electronic configuration of silver is#[Kr] 4d^(10) 5s^(1)#.so it requires only one electron to attain stable configuration.So why does it act as a Lewis acid?
  • How many valence electrons are in sodium ion?
  • Group lllB transition metals has how many electrons in d subshell?
  • Why is francium the most reactive metal?
  • Which of the following processes is endothermic? Explain with reason?
  • Which orbital do these transition metals are filling in? Sc, Ti, V, Cr?
  • What is a full set of valence electrons? Except for helium
  • How many number of electrons are in outer shell level of oxygen?