questionedithistorytranslationsWhich letter is not used as a symbol of chemical element?N384O472P552R7454N is the chemical symbol of nitrogen, O - oxygen, P - phosphorus.Share and bring new players to the game!correct this questionglobalquiz.orgreach: rather globalchemical elementschemistryIllustration: Bri WeldonChemical elements quizChemistry quizIf a gun bullet was made of gold, what properties would it have?Armor-piercing. The density of gold is 19,320 kg/m3, which is higher than of uranium (18,800) and much higher than of lead (11,340). The armor-piercing ammo is made of uranium for its high density - golden bullets would work for this purpose even better.What is the name of the most radioactive isotope on the planet?Polonium 210. 210Po is extremely toxic, with one microgram being enough to kill the average adult (250,000 times more toxic than hydrogen cyanide by weight).210Po was used to kill Russian dissident and ex-FSB officer Alexander V. Litvinenko in 2006,Which naturally occuring chemical element is the densest?Osmium. The density of osmium is 22,570 kg/m3, slightly more than Iridium (22,420) and platinum (21,450). Commonly used metals are considerably less dense - the density of iron is 7,870, lead 11,340 and mercury 13,456.Which letter is not used as a symbol of chemical element?T. U is the chemical symbol of uranium, V - vanadium, W - tungsten.