MCQ
When two pairs of electrons are shared, bond is
- ASingle covalent bond
- ✓Double covalent bond
- CDative bond
- DTriple bond
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$SO _{2} Cl _{2}+2 H _{2} O \rightarrow H _{2} SO _{4}+2 HCl$ $16\,moles$ of $NaOH$ is required for the complete neutralisation of the resultant acidic mixture. The number of moles of $SO _{2} Cl _{2}$ used is.