Question

write electron dot structure of Ca ( At .No.20 )and O ( At . no . 8 ) ,show the formation of calcium oxide with formation by transfer of electron ,name the ion persent in this compound , lost four important characteristics of this compound
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Answer 1

Answer:

(a) Write electron dot structures of Ca (At. No. 20) and O(At. No. 8)

Ca ( atomic number 20) = 2,8,8,2,

O ( atomic number 8) = 2,6

(b) Formation of calcium oxide by transfer of electrons is

(c) Ions present in this compound are Calcium ion , Oxide ion

(d) Four mportant characteristics of this compound are

Solid

High melting point and boiling point

Soluble in water

Conducts electricity in molten state

Explanation: