Network Covalent solids form large 2D or 3D networks of covalently bonded atoms. 1 Answer. Answer Save. Uses: Oxygen was the atomic weight standard of comparison for the other elements until 1961 when the International Union of Pure and Applied Chemistry adopted carbon 12 as the new basis. Oxygen in the lungs is picked up by the iron atom at the center of hemoglobin in the blood and thereby transported to where it is needed. Does Oxygen have malleability? Metals have this capability, non-metals do not. Oxygen is bivalent, and the oxygen atoms in the corners of the tetrahedron are each linked to another silicon atom in a neighboring tetrahedron. ... Vanadium is a hard, silvery grey, ductile, and malleable transition metal. a metal. Get your answers by asking now. It is the third most abundant element found in the sun and the earth, and it plays a part in the carbon-nitrogen cycle. The material is formed when cast iron is heated to high temperatures, typically 1,700 degrees Fahrenheit, and then left to cool very slowly. Carbon. Lv 7. Oxygen is a chemical element with atomic number 8 which means there are 8 protons and 8 electrons in the atomic structure. argon. Long-term oxygen is often useful in people with chronically low oxygen … Breathing 50-100% oxygen … The answer is: Oxygen. The tubing is malleable, allowing for delivery of local anesthetic to deeper pharyngeal structures and to the glottis. boron (metalloid) The explanation:-metal : any of various opaque, fusible, ductile, and typically lustrous substances that are good conductors of electricity and heat, form cations by loss of electrons, and yield basic oxides and hydroxides; especially: one that is a chemical element as … Excited oxygen … ... water breaking down into hydrogen and oxygen. Oxygen therapy, also known as supplemental oxygen, is the use of oxygen as a medical treatment. The elemental metal is rarely found in nature, but once isolated artificially, the formation of an oxide layer (passivation) stabilizes … water breaking down into hydrogen and oxygen. Every human being needs oxygen to breathe, but as in so many cases too much is not good. So quartz, and silica in general, can be described as a three-dimensional network of interconnected SiO 4 tetrahedra. Oxygen is a chemical element with atomic number 8 which means there are 8 protons and 8 electrons in the atomic structure. (e) When more than two cylinders are connected to a manifold, the supply pipe between each cylinder and manifold shall be fitted with a non-return valve. Malleability means the ability to be hammered or beaten into different shapes. Still have questions? Because a syringe is used, a … 1 0. Oxygen is a colourless, odourless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. This malleable introducer is a big improvement on what is a great second-line airway technique. 1 decade ago. This can include for low blood oxygen, carbon monoxide toxicity, cluster headaches, and to maintain enough oxygen while inhaled anesthetics are given. You can put it in first when passing a tube proves initially difficult, and then just slide the tube in over the top of the bougie. If one is exposed to large amounts of oxygen for a long time, lung damage can occur. a material that is malleable and conducts electricity is most likely. Brass is another alloy, composed of 70% copper and 30% zinc. which of the following is a clue of a chemical change? iron changes color when heated, gas bubbles form in boiling water, balls of wax form when melted … The chemical symbol for Oxygen is O. Favorite Answer. Relevance. TheOnlyBeldin. A schematic view of its structure in chemical symbols is shown in Fig.4. (d) Oxygen distribution piping and pipe fittings must be seamless steel or copper. 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