With other atoms, fluorine forms either polar covalent bonds or ionic bonds. Most frequently, covalent bonds involving fluorine atoms are single bonds, although at least two examples of a higher order bond exist.Fluoride may act as a bridging ligand between two metals in some complex molecules.ith other atoms, fluorine forms either polar covalent bonds or ionic bonds. Most frequently, covalent bonds involving fluorine atoms are single bonds, although at least two examples of a higher order bond exist. Fluoride may act as a bridging ligand between two metals in some complex molecules.
Men have six apparatuses that they use in artistic gymnastics. The pommel horse, vaulting table, rings, parallel bars, horizontal bar and floor are all considered events and apparatus. Women only have four apparatuses in artistic gymnastics -- the vaulting table, uneven bars, balance beam and the floor.
apparatus Anatomy An integrated group of structurally and functionally linked parts (including muscles, nerves, blood and lymphatic vessels, glands, stroma and so on) which act in concert to perform a particular function, as in digestion, which is performed by the alimentary apparatus (now preferentially known as the GI tract).