You should have one unbonded pair of electrons left on the phosphorus. This pair is going to make the shape of the molecule slightly tetrahedral (like a pyramid) and will cause the over electron distribution to be off. Whenever a molecule is not symmetrical it has a dipole moment.
Osteoarthritis, Arthritis in Dogs. Osteoarthritis, also known as degenerative joint disease (DJD), is defined as the progressive and permanent long-term deterioration of the cartilage surrounding the joints.
These bone changes, together with the inflammation, can be both painful and debilitating. OA/DJD symptoms may include joint pain, tenderness, stiffness, locking, and sometimes an effusion. The main symptom is pain, causing loss of ability and often stiffness.steoarthritis (OA), also known as Degenerative Joint Disease (DJD), is a group of mechanical abnormalities involving degradation of joints, including articular cartilage and subchondral bone.