Electron (-) - Has a negative charge and orbits (goes around) the nucleus., Proton (+) - Has a positive charge which is held together in the nucleus with the neutrons., Neutrons - Has no charge., Nucleus - Contain protons (+) and neutrons.,

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?