Kemija - 2015./16. ljeto - 7.

A. metalna veza

B. ionska veza

C. kovalentna veza oblika ${\mathrm{X}}^{\delta +}-{\mathrm{Y}}^{\delta -}\backslash mathrm\{X\}^\{\backslash delta+\}-\backslash mathrm\{Y\}^\{\backslash delta-\}$

D. kovalentna veza oblika ${\mathrm{Y}}^{\delta +}-{\mathrm{X}}^{\delta -}\backslash mathrm\{Y\}^\{\backslash delta+\}-\backslash mathrm\{X\}^\{\backslash delta-\}$