Which pair of elements has the greatest difference in electronegativity? A. Cs and F B. Cs and Cl C. Cs and Br D. Cs and I
furtylove058
Asked:
December 2022
Carbon and silicon belong to the same group of the periodic table.(a) Distinguish between the terms group and period in terms of electron arrangement.(b) State the period numbers of both carbon and silicon.
furtylove058
Asked:
December 2022
Which describes the visible emission spectrum of hydrogen? A. A series of lines converging at longer wavelength. B. A series of regularly spaced lines. C. A series of lines converging at lower energy. D. A series of lines converging at higher frequency.