Webb1 feb. 2012 · 16. Modified from 1977 D (19 pts) The electron affinities of the elements from Na to Ar are given below. 11 Na -53 kJ/mole 12 Mg + 21 kJ/mole 13 Al-43 kJ/mole 14 Si-134 kJ/mole 15 P-72 kJ/mole 16 S-200 kJ/mole 17 Cl-349 kJ/mole 18 Ar + 35 kJ/mole a. (2 pts) Define the term “electron affinity” of an atom. Briefly (in 1 to 2 sentences) explain … Webb19 dec. 2024 · What atom is the smallest atom? Helium is the smallest atom. An electron gets added to each element from left to right and in the same shell. More the attraction, …
What is the Size of an Atom?
Webb24 okt. 2024 · What is the size of the smallest atom? The atom with the smallest mass is the hydrogen atom; its mass is about 10-27 kg. The masses of other atoms go up to about 200 times this. The nucleus of an atom is about 10-15 m in size; this means it is about 10-5 (or 1/100,000) of the size of the whole atom. What is the size of the smallest molecule? WebbContents. Considering all the information about atomic size, you will recognize that the largest atom on the periodic table is all the way to the left and all the way to the bottom, francium, #87, and the smallest atom is all the way … how to save a new ppt template
How small is an atom? - Reimagining Education
Webb31 okt. 2024 · To give you an idea of the size of an atom and how small they are, take a human being of say 70 kilograms in weight, the total number of atoms making up that … Webbsubatomic particle, also called elementary particle, any of various self-contained units of matter or energy that are the fundamental constituents of all matter. Subatomic particles include electrons, the negatively charged, almost massless particles that nevertheless account for most of the size of the atom, and they include the heavier building blocks of … Webb2 okt. 2024 · My teacher said that the smallest atom is the helium atom, but I think that the smallest atom is the hydrogen atom. It has a single electron and a single proton, … northern wolf karate