Draw the dot and cross structure of the following:

ICSE Class 10 Chemistry PYQ · 2025 Improvement · Section B

6(ii)Written · 2025 · Section B · 2025 Improvement

Draw the dot and cross structure of the following:

(a) Hydronium ion

(b) Oxygen molecule

(c) Calcium oxide

[Atomic number: H = 1, O = 8, Ca = 20]

Show SolutionHide Solution↓

(a) Electron dot diagram of hydronium ion is shown below:

Draw an electron dot diagram for the formation of hydronium ion. ICSE 2025 IMPROVEMENT-522-SCI2

(b) Electron dot diagram of oxygen molecule is shown below:

Electron dot diagram of oxygen molecule. ICSE 2025 IMPROVEMENT-522-SCI2

(c) Electron dot diagram of Calcium oxide is shown below:

Draw the electron dot structure of Calcium oxide. ICSE 2025 IMPROVEMENT-522-SCI2
← Previous questionNext question →

Browse the free Chemistry sample bank