Which of the following species has polar and non-polar bonds but molecule as a whole…

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

Problem

Which of the following species has polar and non-polar bonds but molecule as a whole is non-polar ? (1) S2O32−S_2O_3^{2-} (2) (SCN)2(SCN)_2 (3) Be2Cl4Be_2Cl_4 (4) Si2H6Si_2H_6

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