Y10D-UNIT 4 & 5 BINGO
4.1-What is meant by the term valency?
Is the number of electrons its atoms lose,gain or shareto form a compound
4.1- name 2 gigant structures ant tell me what information do they tell you.
Sodium Chloride and Silicon Dioxide
They tell you the ratio of the ions or atoms in the compound
4.2-What is the valency of each group?
What is the symbol for Hydroxide
What is the symbol for Sulfate