3 valence electrons.
8 valence electrons
3 valence electrons
Ca + I2 --> CaI2 Each calcium gives up 2 electrons to iodine when forming calcium iodide.
Two valence electrons are donated to two I atoms (or one I2 molecule) Ca --> Ca2+ + 2 e- 2 e- + I2 --> 2 I- In this way, taking both together CaI2, calcium iodide, is formed.
6 valence electrons
how many valence electrons does family 1 have
3 valence electrons.
5 valence electrons.
8 valence electrons
8 valence electrons
3 valence electrons
Beryllium has two valence electrons.
3 valence electrons
10 valence electrons
Cl has 7 valence electrons.
Ca + I2 --> CaI2 Each calcium gives up 2 electrons to iodine when forming calcium iodide.