DiagramModerate1 mark
2(b)
Draw the electron dot diagram for the compounds given below. Represent the electrons by (.) and (x) in the diagram. [Atomic No.: Ca = 20, O = 8, Cl = 17, H = 1]
Water molecule
Topic: Chemical bonding and electron structures
Previous-year question practice database
Answer
Solution diagram
Exam answer
H₂O has two O–H shared pairs and two lone pairs on oxygen.
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