ocr: Thist upe ofbondingi IS called covalent bondng and occurS where a pair of electrons IS shared between2 atoms, Each atom contributes 1 electron to the bond. In some imstances double covalentl bonds OcCur, Oxygeni for example tends to form into molecues of02 (IWO atoms of oxygen bonded together), An atom of oxygen has 6 electrons m ai's outer shell and shares apair ofelectrons with another atom of ozygen Each ozygen atom theretore donates 2 electrons to thel bond hence thet temm double covalentl bonding 0 + 0 26 26 Thel boncing between atoms 1s shown byl binesy 1 Llne for a singlel bond and21 li ...
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