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A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.
To remember the electrodes on which oxidation and reduction occurs (An Ox, Red Cat) An Ox (Oxidation at Anode) Red Cat (Reduction at Cathode) To remember the different charges of the anode and cathode in electrolysis (PANIC): Positive Anode Negative Is Cathode. AN OIL RIG CAT: [13] At the ANode, Oxidation Involves electron Loss.
This form of periodic table is congruent with the order in which electron shells are ideally filled according to the Madelung rule, as shown in the accompanying sequence in the left margin (read from top to bottom, left to right). The experimentally determined ground-state electron configurations of the elements differ from the configurations ...
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English: This pictorial periodic table is colorful, boring, and packed with information. In addition to the element's name, symbol, and atomic number, each element box has a drawing of one of the element's main human uses or natural occurrences. The table is color-coded to show the chemical groupings.
Periodic table of the chemical elements showing the most or more commonly named sets of elements (in periodic tables), and a traditional dividing line between metals and nonmetals. The f-block actually fits between groups 2 and 3 ; it is usually shown at the foot of the table to save horizontal space.
Learn to edit; Community portal; ... Download as PDF; Printable version; ... This periodic table is the prime form presented at this English wikipedia.
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