atomic number 55 Antonyms
No Synonyms and anytonyms found
Meaning of atomic number 55
Wordnet
atomic number 55 (n)
a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
atomic number 55 Sentence Examples
- Element atomic number 55, cesium, is highly reactive and can ignite spontaneously in air.
- The atomic number of cesium is 55, indicating it has 55 protons in its nucleus.
- Cesium's atomic number of 55 places it in Group 1 of the periodic table, known as the alkali metals.
- The half-life of the radioactive isotope cesium-137, with atomic number 55, is approximately 30 years.
- Cesium's low atomic number of 55 means it has a relatively weak nuclear force, leading to its high reactivity.
- Element 55 on the periodic table, cesium, has a melting point of 28.5 degrees Celsius and a boiling point of 678 degrees Celsius.
- Cesium's atomic number of 55 is one more than iodine and one less than barium.
- The element with atomic number 55, cesium, is a soft, silvery-gold metal that is highly malleable and ductile.
- Cesium's atomic number of 55 gives it a unique combination of chemical properties, making it useful in various applications.
- Element 55, with an atomic number of 55, is an alkali metal that readily loses its outermost electron in chemical reactions.
FAQs About the word atomic number 55
a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
No synonyms found.
No antonyms found.
Element atomic number 55, cesium, is highly reactive and can ignite spontaneously in air.
The atomic number of cesium is 55, indicating it has 55 protons in its nucleus.
Cesium's atomic number of 55 places it in Group 1 of the periodic table, known as the alkali metals.
The half-life of the radioactive isotope cesium-137, with atomic number 55, is approximately 30 years.
