The diagram above shows a potassium atom. which is the second highest energy level?
A. 1
B. 2...
Answers: 3
Chemistry, 22.06.2019 04:50
The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion
Answers: 1
Chemistry, 22.06.2019 05:30
Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
Answers: 2
Chemistry, 22.06.2019 06:40
Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
Answers: 3
Mathematics, 09.06.2021 18:20
Mathematics, 09.06.2021 18:20
Mathematics, 09.06.2021 18:20
Mathematics, 09.06.2021 18:20
Mathematics, 09.06.2021 18:20
Mathematics, 09.06.2021 18:20
Mathematics, 09.06.2021 18:30
Mathematics, 09.06.2021 18:30
Mathematics, 09.06.2021 18:30
Chemistry, 09.06.2021 18:30
Mathematics, 09.06.2021 18:30
Business, 09.06.2021 18:30
Mathematics, 09.06.2021 18:30