A, B and C are the elements of a Dobereiner's triad. If the atomic mass of A is 7 and that of C is 39, what should be the atomic mass of B?
ChemistryClass 10ICSEAnswered 27 Mar 2026
Answer
Mass of A is 7 Mass of C is 39
Mass of B = 7+39/2 = 23
Mass of A is 7 Mass of C is 39
Mass of B = 7+39/2 = 23