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  2. Reactivity series - Wikipedia

    en.wikipedia.org/wiki/Reactivity_series

    Rubidium Rb Rb + Potassium K K + Sodium Na Na + Lithium Li Li + Barium Ba Ba 2+ Strontium Sr Sr 2+ Calcium Ca Ca 2+ Magnesium Mg Mg 2+ reacts very slowly with cold water, but rapidly in boiling water, and very vigorously with acids: Beryllium Be Be 2+ reacts with acids and steam Aluminium Al Al 3+ Titanium Ti Ti 4+ reacts with concentrated ...

  3. Poly(methyl methacrylate) - Wikipedia

    en.wikipedia.org/wiki/Poly(methyl_methacrylate)

    The first acrylic acid was created in 1843. Methacrylic acid, derived from acrylic acid, was formulated in 1865.The reaction between methacrylic acid and methanol results in the ester methyl methacrylate.

  4. Tetrakis (triphenylphosphine)palladium (0) - Wikipedia

    en.wikipedia.org/wiki/Tetrakis(triphenylphosphine...

    Tetrakis(triphenylphosphine)palladium(0) (sometimes called quatrotriphenylphosphine palladium) is the chemical compound [Pd(P(C 6 H 5) 3) 4], often abbreviated Pd(PPh 3) 4, or rarely PdP 4. It is a bright yellow crystalline solid that becomes brown upon decomposition in air .

  5. List of radioactive nuclides by half-life - Wikipedia

    en.wikipedia.org/wiki/List_of_radioactive...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  6. Aluminium acetate - Wikipedia

    en.wikipedia.org/wiki/Aluminium_acetate

    Aluminium triacetate is a chemical compound that is prepared by heating aluminium chloride (AlCl 3) or Al powder with a mixture of acetic acid (CH 3 COOH) and acetic anhydride (C 4 H 6 O 3). [5] It is referred as the normal salt and is only made in the absence of water at a relatively high temperature like 180 °C.

  7. Energy density - Wikipedia

    en.wikipedia.org/wiki/Energy_density

    When discussing the chemical energy contained, there are different types which can be quantified depending on the intended purpose. One is the theoretical total amount of thermodynamic work that can be derived from a system, at a given temperature and pressure imposed by the surroundings, called exergy .

  8. 1-Bromohexane - Wikipedia

    en.wikipedia.org/wiki/1-Bromohexane

    Most 1-bromoalkanes are prepared by free-radical addition of hydrogen bromide to the 1-alkene.These conditions lead to anti-Markovnikov addition, giving the 1-bromo derivative.

  9. Argon - Wikipedia

    en.wikipedia.org/wiki/Argon

    Argon is a chemical element; it has symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas . [ 10 ] Argon is the third most abundant gas in Earth's atmosphere , at 0.934% (9340 ppmv ).