Answer:
a. one atom of oxygen covalently bonded to two atoms of hydrogen via a shared pair of electrons.
Step-by-step explanation:
Water - ( H₂O )
Water is polar molecule that consists of covalently linked bonds , i.e. , two covalent bonds of oxygen and hydrogen , where one oxygen is linked with two hydrogen atoms .
The bond is covalent in nature , as the electrons are shared during the bond formation .
Hence , from the question ,
The correct option about water is a.