Which of the following correctly provides the names and formulas of polyatomic ions? A. carbonate: HCO3–; bicarbonate: CO32–
B. nitrite: NO–; nitrate: NO2–
C. sulfite: S2–; sulfate: SO3–
D. chromate: CrO42–; dichromate: Cr2O72–

atomic number of carbon is 6

electronic configuration of carbon is 1s²2s²2p²

orbital diagram of c is as shown here in the image.

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.