En el agua líquida cada molécula rodea y es rodeada por cuatro más, pero en el hielo se forman hexágonos dejando huecos entre ellas, razón por la cuál el hielo

Which best describes why nh4+ can form an ionic bond with cl-?

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

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?