atomic number 54
ریشه و کاربرد
ریشه
From the Greek word 'kryptos' meaning 'hidden'.
مثال
- Xenon has an atomic number of 54.
- The atomic number 54 element is used in lighting.
- Atomic number 54 is associated with the chemical symbol Xe.
تعریف انگلیسی
noun
- a colorless odorless inert gaseous element occurring in the earth's atmosphere in trace amounts “Substance Holonyms: air”