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44 Topic Pages Found in Chemistry and starting with the letter P
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Any of various materials used to give a protective and decorative finish to surfaces or for making pictures. A paint consists of a pigment suspended

Open Palladium

[Gr. Pallas, goddess of wisdom], metallic chemical element; symbol Pd; at. no. 46; at. wt. 106.42; m.p. 1,554 degrees Celsius; b.p. 2,970 degrees

Open Pasteur, Louis (1822 - 1895)
Pasteur, Louis (1822 - 1895)

Place : France Subject : biography, biology French chemist and microbiologist who became world famous for originating the process of pasteurization

Open Pauling, Linus (1901 - 1994)
Pauling, Linus (1901 - 1994)

Place: United States of America Subject : biography, chemistry US theoretical chemist and biologist whose achievements ranked among the most important

Pauli, Wolfgang (1900 - 1958)

Place : Russian Federation Subject : biography, physics Austrian-born Swiss physicist who made a substantial contribution to quantum theory with the

Open Penicillin

any of a group of chemically similar substances obtained from molds of the genus Penicillium that were the first antibiotic agents to be used

Open Perfume

aroma produced by the essential oils of plants and by synthetic aromatics. The burning of incense that accompanied the religious rites of ancient

Open Peridots

Peridot is the gem-quality variety of the mineral OLIVINE . A rock- forming mineral, olivine occurs in silica-poor igneous rocks, such as basalts,

periodic law

statement of a periodic recurrence of chemical and physical properties of the elements when the elements are arranged in order of increasing atomic

Open Periodic table
Periodic table

Arrangement of the chemical elements in order of their atomic numbers in accordance with the periodic law first stated by chemist Dmitri Mendeleyev in