Mr. Key introduces another representation of electron configurations, using orbital box diagrams to explain bonding as well as providing an explanation as to how multivalency can occur.
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Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
Introduction When two metals having different electrical potentials are placed in a solution of an electrolyte (such as a lemon or an orange, with its high concentration of citric acid), a crude... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
By now, we’re all familiar with the image of coronavirus. The spikey blob peppers news websites, looms behind reporters during bulletins and frequently punctuates your Twitter doom-scrolling.... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/D7qk_1BdUOw Flame-retardant chemicals can slow the spread of fire in homes and garments. But are these compounds naughty or nice? This week on Reactions, we ask whether old Saint... read more
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