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2. 1,4-Benzoquinone - Wikipedia

   en.wikipedia.org/wiki/1,4-Benzoquinone

   1,4-Benzoquinone, commonly known as para-quinone, is a chemical compound with the formula C 6 H 4 O 2. In a pure state, it forms bright-yellow crystals with a characteristic irritating odor, resembling that of chlorine, bleach, and hot plastic or formaldehyde. This six-membered ring compound is the oxidized derivative of 1,4-hydroquinone. [4]

3. Benzoquinone - Wikipedia

   en.wikipedia.org/wiki/Benzoquinone

   Benzoquinone (C 6 H 4 O 2) is a quinone with a single benzene ring. There are 2 (out of 3 hypothetical) benzoquinones: There are 2 (out of 3 hypothetical) benzoquinones: 1,4-Benzoquinone , most commonly, right image (also para -benzoquinone, p -benzoquinone, para -quinone, or just quinone)

4. 1,4-Naphthoquinone - Wikipedia

   en.wikipedia.org/wiki/1,4-Naphthoquinone

   1,4-Naphthoquinone or para-naphthoquinone is a quinone derived from naphthalene. It forms volatile yellow triclinic crystals and has a sharp odor similar to benzoquinone . It is almost insoluble in cold water, slightly soluble in petroleum ether , and more soluble in polar organic solvents.

5. Tetrahydroxy-1,4-benzoquinone - Wikipedia

   en.wikipedia.org/wiki/Tetrahydroxy-1,4-benzoquinone

   Tetrahydroxy-1,4-benzoquinone, also called tetrahydroxy-p-benzoquinone, tetrahydroxybenzoquinone, or tetrahydroxyquinone (THBQ, THQ), is an organic compound with formula C 6 O 2 (OH) 4. Its molecular structure consists of a cyclohexadiene ring with four hydroxyl groups and two ketone groups in opposite ( para ) positions.

6. List of common misconceptions - Wikipedia

   en.wikipedia.org/wiki/List_of_common_misconceptions

   Warts on human skin are caused by human papillomavirus, which is only known to affect humans. Cracking one's knuckles does not cause osteoarthritis. In people with eczema, bathing does not dry the skin as long as a moisturizer is applied soon after. If moisturizer is not applied after bathing, then the evaporation of water from the skin can ...

7. Hydroquinone - Wikipedia

   en.wikipedia.org/wiki/Hydroquinone

   Hydroquinone, also known as benzene-1,4-diol or quinol, is an aromatic organic compound that is a type of phenol, a derivative of benzene, having the chemical formula C 6 H 4 (OH) 2. It has two hydroxyl groups bonded to a benzene ring in a para position. It is a white granular solid. Substituted derivatives of this parent compound are also ...