How many electrons are in a chloride ion Cl- and how are they arranged in the shells? a periodic table can be used.
18 total2,8,8(2,8,7 in chlorine atom, one more from another atom to form the negative charge and filling the third shell)
MM
Related Chemistry GCSE answers
All answers ▸How does fractional distillation separate different hydrocarbons in crude oil?
The rate of reaction between marble chips and hydrochloric acid can be increased by: a) increasing the concentration of the hydrochloric acid, b) increasing the temperature of the hydrochloric acid. Explain why in terms of the reacting particle model.(6)
Whats the difference between an ionic bond and a covalent bond?
Describe one similarity and one difference between the structures of diamond and graphite.