A.Cr吸收359.35nm,發(fā)射357.87nm B.Pb吸收283.31nm,發(fā)射283.31nm C.Pb吸收283.31nm,發(fā)射405.78nm D.In吸收377.55nm,發(fā)射535.05nm
下列躍遷形式中,哪一種產(chǎn)生的是共振熒光()
A.A B.B C.C D.D
A.It requires only very small quantities of a sample B.It requires metal.ions in aqueous solution C.It does not produce background emission like a flame D.It does not get hot like a flame