What happens when nitrogen fills its valence shell? A) Three electrons are gained, creating N−3.

B) Three electrons are gained, creating N+3.

C) Three electrons are lost, creating N−3.

D) Three electrons are lost, creating N+3

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?

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

What is the molar mass of a gas that has density of 2.054 g/l