An isotope has an atomic number of 15 and a mass number of 31. The number of proton it contains is

Similar Questions

What term is used to describe an oxide whose aqueous solution turns blue litmus red? ...

A consequences of global warming is ...

On heating anhydrous iron (ll) sulphate, in addition to producing iron (iii) oxide, which of the fol...

Which of the following statements about an electrochemical cell is correct? Oxidation occurs ...

Substance Q reacts with cold water to form a solution which turns red litmus blue. Substance Q could...

What is the atomic number of Krypton? ...

Which of the following ions has an electron configuration different from the other? ...

Which of the following solutions will give a precipitate with dilute tetraoxosulphate (V) acid? l. L...

What is the atomic number of Dubnium? ...

Alkanoates are produced from alkanols by ...