A student made the Lewis for diagram of a compound as shown. What error in the Lewis dot diagram?

What neutral atom is isoelectronic to mn+4

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?

1. list three scientific reasons cockroaches may fly.