Potassium is a soft alkali metal that can be cut even with a kitchen knife.The dead sea contains a large amount of potassium in it.Around 2.4% of the earth crust is made up of potassium element.Potassium is the 7th most abundant element found in the earth’s crust.Interesting facts about potassium element are mentioned below. So the last electron of potassium enters the s-subshell or s-orbital. The simple answer: The elements will lie in the s, p, d or f block will completely depend upon the subshell in which the last electron will enter.įor example the electron configuration of potassium is 4s 1. ![]() How can you determine the blocks-wise position of elements? Protons 19 Neutrons 20 Electrons 19 Symbol K Atomic massĢ, 8, 8, 1 Electronic configuration 4s 1 Atomic radiusĢ75 picometers (van der Waals radius) Valence electronsġ 1st Ionization energy 4.341 eV ElectronegativityīCC (Body-centered cubic) Melting point 336.7 K or 63.5 ☌ or 146.3 ☏ Boiling point 1032 K or 759 ☌ or 1398 ☏ Density 0.856 g/cm 3 Main isotope 39K Who discovered Potassium and when?īefore knowing this reason, first of all I want to ask you a simple question. Silvery gray State (at STP) Solid Position in Periodic table ![]() Let’s dive right into it! Potassium Element (K) Information Appearance So if you want to know anything about Potassium element, then this guide is for you. In fact, the table mentioned below is the perfect information box (Which gives you every single detail about the Potassium element in Periodic table.) ![]() This is a SUPER easy guide on Potassium element.
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