1.

Which is the correct order of decreasing basicity of halide ions?

Answer»

` I^(-) gt Br^(-)gt Cl ^(-) gt F^(-) `
` F^(-) gt Cl^(-) gt Br ^(-) gt I^(-)gt F^(-) `
` Cl^(-)Br^(-)gt I^(-)F^(-)`
` F^(-) gt I^(-)gt Br^(-)gt Cl^(-) `

Solution :` HI gt HBR lt Cl^(-)lt F^(-) `


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