atomic number 86
ریشه و کاربرد
ریشه
From the Latin word 'radon', meaning 'radiation'.
مثال
- Radon has an atomic number of 86.
- The atomic number 86 indicates that a radon atom has 86 protons.
- Radon is located in group 18 and period 6 of the periodic table due to its atomic number 86.
تعریف انگلیسی
noun
- a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health