Argon (Ar): Uses, Chemical & Physical Properties

Overview Argon is a chemical element with the symbol (Ar) and atomic number 18. It is in group 18 of the periodic table together with Helium (He), Neon (Ne), Krypton (Kr), Xenon (Xe) and Radon (Rn). They are generally categorized as noble gases. Argon is colorless, odorless, tasteless, nontoxic and nonflammable gas. It is chemically … Read more

Bunsen Burner Parts: Operation, Uses And Flames

Bunsen burner is named after Robert Bunsen, a German chemist who introduced it in 1885. It is a common piece of laboratory equipment that produces a single open gas flame which is used for heating, sterilizing or combustion. The gas can be natural gas or a liquefied petroleum gas such as propane, butane or a … Read more

Bismuth (Bi): Element Information, Properties And Uses

Overview Bismuth is a chemical element with the symbol Bi and atomic number 83. Bismuth is hard, brittle, lustrous and coarsely crystalline. It can be distinguished from all other metals by its color- gray-white with a reddish tinge. Bismuth is usually mixed with other metals such as lead, tin, iron or cadmium to form low-melting … Read more

Isopropyl Bromide(C3H7Br): Properties And Preparation

Isopropyl bromide also referred to as 2-Bromopropane or 2-propyl bromide, is the halogenated hydrocarbon with the formula CH3CHBrCH3. It is a colorless liquid, insoluble in water but soluble in ethanol and ether. T is used for introducing the isopropyl functional group in organic synthesis. 2-Bromopropane is prepared by heating Isopropanol with hydrobromic acid. Properties Isopropyl … Read more

Hydrofluoric Acid (HF): Properties, Uses, Storage & Effect On Skin

Overview Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water and is a precursor to almost all fluorine-containing compounds. It is a colorless solution that is highly corrosive, capable of dissolving many materials especially oxides. Hydrogen fluoride also shows moderate reactivity toward many metals and has the ability to dissolve glass. Due to … Read more

Tungsten(W): Properties, Use, Health & Environmental Effects

Overview Tungsten also referred to as wolfram is a chemical element with the symbol W and atomic number 74. Natural tungsten contains five stable isotopes and 21 other unstable isotopes. The name Tungsten comes from the former Swedish name for the tungstate mineral scheelite, tungsten which means heavy stone. Pure tungsten is a silver-white metal … Read more

Benzoic Acid (C7H6O2): Preparation, Properties And Uses

 Benzoic Acid Benzoic acid is an organic compound with the chemical formula C6H5CO2H. It is a solid that is crystalline in appearance, similar to white needles. A natural source of benzoic acid is gum benzoin, which comes from certain tree barks. However, benzoic acid can be synthesized by chemical means. Benzoic acid is an organic … Read more

11 Solubility Rules: How To Use & Chart

What Is Solubility?  Solubility is the property of a solid, liquid or gaseous substance referred to as the solute, to dissolve in a solvent (usually a liquid) and form a solution.  Solubility indicates the upper concentration a compound reaches in a solution. Therefore, the relation between the solute and solvent is very important in determining … Read more