Chemistry Problems
- Alcohols Phenols And Ethers
- Aldehydes Ketones
- Biomolecules
- Chemical Bonding And Molecular Structure
- Chemical Kinetics
- Coordination Chemistry
- Electrochemistry
- Equilibrium
- Haloalkanes And Haloarenes
- Hydrocarbons
- Multiple Methods
- Nitrogen Containing Compounds
- Organic Chemistry Some Basic Principles And Techniques
- Redox Reactions
- Solutions
- Structure Of Atom
- Thermodynamics
- The D And F Block Elements
- The P Block Elements I
- The S Block Elements
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- Ionic-Equillibrium-5-Problem-1
Exemplar Problems
Problem 16 : Explain the concept of formal charge in Lewis structures. Calculate the formal charges for all atoms in the carbonate ion (CO₃²⁻).
Solution :
To calculate the formal charges for all atoms in the carbonate ion (CO₃²⁻), use the formula: Formal Charge (FC) = Valence Electrons - (Number of Bonds + Number of Lone Electrons)
- For the carbon atom (C): 0
- For the oxygen atoms (O): -2 (each)





