noun🔗Shareसमस्थानिकAny of two or more forms of an element where the atoms have the same number of protons, but a different number of neutrons within their nuclei. As a consequence, atoms of isotopes will have the same atomic number but a different mass number."Carbon has several isotopes, including carbon-12 and carbon-14, which scientists use in dating ancient artifacts. "कार्बन के कई समस्थानिक हैं, जिनमें कार्बन-12 और कार्बन-14 शामिल हैं, जिनका उपयोग वैज्ञानिक प्राचीन कलाकृतियों की डेटिंग में करते हैं।elementchemistryphysicssciencesubstanceChat with AIVocabulary GamePractice Reading