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  2. Cadmium hydride - Wikipedia

    en.wikipedia.org/wiki/Cadmium_hydride

    The compound, Cs 3 CdH 5, prepared by the reaction of caesium hydride, CsH, and cadmium metal powder at high temperature contains the CdH 2− 4 ion, along with caesium cations, Cs +, and hydride anions, H −. The tetrahedral anion is an example of an ionic complex of CdH 2. The average Cd-H bond length in CdH 2− 4 is 182pm.

  3. Cadmium sulfide - Wikipedia

    en.wikipedia.org/wiki/Cadmium_sulfide

    Cadmium sulfide is the inorganic compound with the formula CdS. Cadmium sulfide is a yellow salt. It occurs in nature with two different crystal structures as the rare minerals greenockite and hawleyite, but is more prevalent as an impurity substituent in the similarly structured zinc ores sphalerite and wurtzite, which are the major economic sources of cadmium.

  4. List of chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements

    List of chemical elements. 118 chemical elements have been identified and named officially by IUPAC. A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z ). [1]

  5. List of chemical warfare agents - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_warfare...

    A chemical weapon agent (CWA), or chemical warfare agent, is a chemical substance whose toxic properties are meant to kill, injure or incapacitate human beings. About 70 different chemicals have been used or stockpiled as chemical weapon agents during the 20th century. These agents may be in liquid, gas or solid form.

  6. Catechol - Wikipedia

    en.wikipedia.org/wiki/Catechol

    Catechol ( / ˈkætɪtʃɒl / or / ˈkætɪkɒl / ), also known as pyrocatechol or 1,2-dihydroxybenzene, is an organic compound with the molecular formula C6H4(OH)2. It is the ortho isomer of the three isomeric benzenediols. This colorless compound occurs naturally in trace amounts.

  7. California Proposition 65 list of chemicals - Wikipedia

    en.wikipedia.org/wiki/California_Proposition_65...

    The following is a list of chemicals published as a requirement of Safe Drinking Water and Toxic Enforcement Act of 1986, commonly known as California Proposition 65, that are "known to the state to cause cancer or reproductive toxicity" as of January 3, 2020.

  8. Glossary of chemistry terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chemistry_terms

    The study of the absorption or release of heat during a chemical reaction. thermodynamic stability. The condition of a system being in its lowest energy state with its environment (equilibrium). thermodynamics. The study of the effects of changing temperature, volume or pressure (or work, heat, and energy) on a macroscopic scale.

  9. Manganese(II) chloride - Wikipedia

    en.wikipedia.org/wiki/Manganese(II)_chloride

    Manganese (II) chloride is the di chloride salt of manganese, MnCl 2. This inorganic chemical exists in the anhydrous form, as well as the di hydrate (MnCl 2 ·2H 2 O) and tetrahydrate (MnCl 2 ·4H 2 O), with the tetrahydrate being the most common form. Like many Mn (II) species, these salts are pink, with the paleness of the color being ...

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