periodic table
Definition: A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns.
Example Sentences:
When you move down the periodic table, as the atomic numbers increase, the elements become rarer
برای ذخیره و تمرین کلمات، لطفاً وارد سایت شوید.
بعد از ورود، به همین صفحه بازخواهید گشت.