reacts with acid to form H2. Metals are ductile and malleable. Depending on the … Properties and reactions. Chemical Properties of Aluminium 1. In chemistry, reactivity is the impetus for which a chemical substance undergoes a chemical reaction, either by itself or with other materials, with an overall release of energy.. Reactivity refers to: . A more general term for rusting and other similar processes is corrosion. Find an answer to your question reacts with air..physical or chemical property ;) odor luster. Metals except lead are good conductors of heat and … density. Some metals like iron react with air and corrode. Usually, the density of metals is high. Metals form an alloy either with other metals or nonmetals. Chemistry End of Chapter Exercises. Thus, reactivity with oxygen is a chemical property. In each of these reactions, the reactant undergoes a change in its chemical composition and new substances are formed. Group 1 elements react with moist air. This means that the alkali metals all have similar chemical properties. melting point. A few of the chemical properties of metals are listed below. For example, when you melt ice into water, you can write the process in terms of a chemical … Sensors in your nostrils bind with specific compounds in the air to detect scents. Physical Property ( P ) or Chemical Property ( C ) blue color . Odor results from chemical reactions. hardness. Hope this helps. Generally, Aluminium metal does not react with air as its surface is covered with a thin layer of oxide that helps protect the metal from attack by air. boiling point can neutralize a base. reacts with a base to form water. reacts with water to form gas. supports combustion. Classify the six underlined properties in the following paragraph as chemical or physical: Fluorine is a pale yellow gas that reacts with most substances.The free element melts at −220 °C and boils at −188 °C.Finely divided metals burn in fluorine with a bright flame.Nineteen grams of fluorine will react … The electron configuration of the phosphorus atom can be represented by 1s 2 2s 2 2p 6 3s 2 3p 3.The outer shell arrangement therefore resembles that of nitrogen, with three half-filled orbitals each capable of forming a single covalent bond and an additional lone-pair of electrons. Telling Physical and Chemical Properties Apart . the chemical reactions of a single substance, the chemical reactions of two or more substances that interact with each other, the systematic study of sets of reactions … solubility. For example, the freezing point of a substance is a physical property: when water freezes, it’s still water (H 2 O)—it’s just in a different physical state. 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