Question

All atoms contain_____charged________that orbit around a _____charged nucleus

Answer 1

All atoms contain negatively charged electrons that orbit around a positively charged nucleus.

Answer 2

All atoms contain negative charged electron that orbit around a positively charged nucleus.

An atom is the small unit of ordinary matter . They are very small  typicall size are around 100 picometer. Atoms are made up of protons, electrons and neutrons. Here proton carry a positive electrical charge and neutrons carry no electrical charge and electron carry a negative charge.