The electronegativities,

CHEMISTRY · Single correct · A Level · Chemistry · Bonding · Bonding

Problem

The electronegativities, χ\chi , of four elements are:
ElementHCOCl
χ\chi2.22.63.43.2
Which bond is the most polar? (1) C–H (2) O–H (3) H–Cl (4) C–O

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