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#monoxide

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Which group 14 element forms a monoxide with the highest bond strength?

Bond strength in group 14 monoxides (XO) decreases down the group due to weaker orbital overlap. CO (triple bond) has the highest bond strength compared to SiO, GeO, or SnO.

Ref: NCERT Class 11 Chemistry > Chapter 3: Classification of Elements and Periodicity in Properties > Topic: Periodic Trends - Atomic Radii Ionic Radii and Ionization Enthalpy