Tritium is the isotope of

Which of the following is an ionic hydride?

One would expect a proton to have a very large:

Which physical property of dihydrogen $(H_2)$ is wrong?

Saline hydrides are known to react with water violently producing fire. Can $CO_2$,a well-known fire extinguisher,be used in this case? Explain.

Pure dihydrogen $(99.95\%)$ is obtained by the electrolysis of