chemical element वाक्य

उदाहरण वाक्य

1. Some chemical elements are named after places on the planet earth.
2. Spectroscopy ( for example ) determines what chemical elements comprise a particular star.
3. We are made of chemical elements forged in stars and scattered through space.
4. Chemical elements up to the iron peak are produced in ordinary stellar nucleosynthesis.
5. He guessed that these lines indicated the existence of an undiscovered chemical element.
6. The new technique takes advantage of different forms, known as isotopes, of chemical elements.
7. The stolen isotopes included at least 50 chemical elements in 228 different atomic weights.
8. About 29 chemical elements play an active positive role in living organisms on Earth.
9. There exist twenty-nine chemical elements on Earth that are radioactive.
10. The company derives its name from the chemical element iridium.