Each atom then has a complete outer shell of electrons. The slideshow shows how a covalent bond forms between a hydrogen atom and ... light microscope. Some electron microscopes can produce ...

Two experiment collaborations, the g2p and EG4 collaborations, combined their complementary data on the proton's inner ...

The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and one electron in the region outside the nucleus. The electron and proton are attracted to each other.

All Group 1 elements react with water to produce a metal hydroxide and hydrogen ... because they have more shells. The larger the atom, the further the outer electron is from the nucleus.