Chemistry

Zirconium is a chemical element with the symbol Zr and atomic number 40. It is a very strong, malleable, ductile, lustrous silver-gray metal. It is…

Calcium hypochlorite (molecular formula: Ca (ClO)2) appears to be a white granular solid with an odor of chlorine (or tablets compressed from granules). It is…

Yttrium is a chemical element with the symbol Y and atomic number 39. It is a highly crystalline iron-gray, rare-earth metal. It is a silvery-white,…

Carbon nanofoam is the fifth allotrope of Carbon after graphite, diamond, fullerene, and Carbon nanotubes. It is an allotrope of carbon discovered in 1997 by Andrei…

A nanogel is a nanoparticle composed of a hydrogel—a crosslinked hydrophilic polymer network. Nanogels are most often composed of synthetic polymers or biopolymers which are…

Aerogel is a synthetic porous ultralight material derived from a gel, in which the liquid component for the gel has been replaced with gas without…

Strontium is the chemical element with the symbol Sr and atomic number 38. It is a soft metal like lead and, when freshly cut, has…

Rubidium – a chemical element Rubidium is the chemical element with the symbol Rb and atomic number 37. It is the second most reactive metal…

Bromine is a chemical element with the symbol Br and atomic number 35. It is a deep red noxious liquid and a member of the…

Krypton – a chemical element Krypton is a chemical element with the symbol Kr and atomic number 36. It is a rare gas of Group…

Alum (/ˈæləm/), any of a group of double salts hydrated, typically consisting of aluminum sulfate, hydrated water, and another element of sulfate. Its general formula…

The inorganic compound with the formula PbO2 is lead dioxide, also known as Lead(IV) oxide. In the activity of the lead-acid storage battery, it is…