1.

Which of the two elements, carbonand silicon, formsmultiple bonds ?

Answer»

Solution :Due to SMALLER size and HIGHER electronegatively , carbon UNDERGOES `ppi- ppi`overlop to form multiple bonds but silicondoes not.
For EXAMPLE , `CO_(2)`has `C = O`doublebond but `SiO_(2)` has only `Si-O` single bonds.


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