Atom Every atom is composed of a nucleus and one or more electrons bound to the nucleus. The nucleus is made of one or more protons and typically a similar number of neutrons. Protons and neutrons are called nucleons. More than 99.94% of an atom's mass is in the nucleus. The protons have a positive electric charge, the electrons have a negative electric charge, and the neutrons have no electric charge. If the number of protons and electrons are equal, that atom is electrically neutral. If an atom has more or fewer electrons than protons, then it has an overall negative
Battle of the Atom In January 2014, a mobile card game based on the event was released for Android devices. Battle of the Atom "Battle of the Atom" is a 10-part comic book crossover storyline published by Marvel Comics that debuted in September and October 2013 and ran through multiple X-Men books. The story involves the X-Men of the future traveling to present time in order to force the time-displaced X-Men to return to their rightful time, as their presence in the current timeline will result in disastrous consequences. "Battle of the Atom" was announced in April 2013. The story involves the X-Men of