Which substance is made particles with the highest average kinetic energy? A. Fe (s) at 35 Celcius
B. CO2 (g) at 25 Celcius
C. Br2 (l) at 20 Celcius
D. H2O (l) at 30 Celcius

Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.

Drive down any three characteristic of modern periodic table

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?