Although the symptoms of an anaphylactic reaction usually occur within seconds to minutes after exposure to a trigger, some reactions can occur up to two hours after the exposure. Possible symptoms and signs of an anaphylactic reaction include: Skin symptoms: itching, flushing, hives, and swelling (angioedema) Gastrointestinal symptoms: abdominal pain, abdominal cramping, nausea, vomiting, and diarrhea. Respiratory symptoms: nasal congestion, runny nose, cough, shortness of breath, chest tightness, and wheezing. Cardiovascular symptoms: dizziness, lightheadedness, fast heart rate (tachycardia), and low blood pressure. Additionally, those affected often report a feeling of impending doom..
Arsenic is in group 15 of the periodic table. It is sometimes known by a family like name-the nitrogen family. Arsenic belongs to P-block elements.It's also a representati â¦ ve element. They are also called as pnictogens.
Quick Answer. The element nitrogen belongs to the nitrogen family, which is situated in the p-block in group 15 on the periodic table of elements. The elements arsenic, bismuth, antimony and phosphorus also belong to the same group because they share the same electron configuration and follow the general periodic trends. Keep Learning.