Web27 feb. 2009 · That depends on the element in question. Atoms can have anywhere from 1 to 8 valence electrons. For the main group elements, Groups 1,2,13-18, the number of … Web9 aug. 2016 · Explanation: Group I elements have one valence electron on their outer shell. This is the main reason why their are placed in group I. Let us take a look on the …

Lewis Dot Symbols and Lewis Structures (Writing Lewis Symbols …

WebIt has eight valence electrons. One, two, three, four, five, six, seven, eight in that fifth shell. Xenon is a member of the zero-valence elements that are called noble or inert gases. It … Web28 apr. 2024 · Group 3: 3 valence electrons Group 4: 2-4 valence electrons Group 5: 2-5 valence electrons Group 6: 2-6 valence electrons Group 7: 2-7 valence electrons Group … smart aid application

How many valence electrons do elements in the d …

Web1) Ca (with 2 valence electron)2) F (with 7 valence electron)3) Si (with 4 valence electron)4) P (with 5 valence electron)5) Al (with 3 valence electron) 16. Which of the following shows that an atom is stable.a. having 2 valence electron.B. having 4 valence electron C. having 6 valence electrons D. having 8 valence electrons WebAll group 3A elements have 3 valence electrons, which have the general electron configuration of ns 2 np 1. Some common properties of group 3A elements are: Soft, silver/grey metals. Boron is brittle and is either a dark crystal or brown powder. Good conductors of electricity. WebGroup I elements have one valence electron on their outer shell. Let us take a look on the electron configuration on some of these elements: 1H:1s 1 3Li:1s 22s 1 11Na:1s 22s 22p 63s 1 19K:1s 22s 22p 63s 23p 64s 1 37Rb:1s 22s 22p 63s 23p 64s 23d 104p 65s 1 hill \u0026 wood obituaries