Is the radius of an atom 1. 1/100,000 2. 1/1,000 3. 1/100 4. 1/10,000 WHICH ONE PLEASE I AM IN EXAM PLS

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?

What four properties do all waves have in common

If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?