Chemistry, 16.07.2019 11:30 gymnastlyfe123
How do the alkali metals differ from the alkaline earth metals? a. alkali metals are much less reactive than alkaline earth metals. b. alkali metals are much harder than the alkaline earth metals. c. alkali metals exist in pure form; alkaline earth metals appear in nature as compounds. d. alkali metals have one valence electron and alkaline earth metals have two.
Answers: 2
Another question on Chemistry
Chemistry, 21.06.2019 16:00
Silica, sio2, is formed on silicon as an electrically insulating layer for microelectronic devices. silica is formed when silicon is exposed to o2 gas at an elevated temperature. at 900˚c, it takes 90 minutes for the oxygen to diffuse from the surface to form a 0.06 micron (0.06 x 10-6 m) thick layer of sio2 on
Answers: 1
Chemistry, 22.06.2019 15:00
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
Answers: 2
You know the right answer?
How do the alkali metals differ from the alkaline earth metals? a. alkali metals are much less reac...
Questions
Social Studies, 16.09.2019 23:30
History, 16.09.2019 23:30
Physics, 16.09.2019 23:30
Geography, 16.09.2019 23:30
History, 16.09.2019 23:30
Law, 16.09.2019 23:30
Law, 16.09.2019 23:30
Chemistry, 16.09.2019 23:30
Mathematics, 16.09.2019 23:30
Mathematics, 16.09.2019 23:30
Biology, 16.09.2019 23:30
Chemistry, 16.09.2019 23:40
Mathematics, 16.09.2019 23:40
