1.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description. Elements may be used once, more than once or not all.. Single line text. (1 Point) an element that reacts with water to produce a lilac flame
2.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description. Elements may be used once, more than once or not all.. Single line text. (1 Point) an element used as an inert atmosphere
3.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description. Elements may be used once, more than once or not all.. Single line text. (1 Point) an element that has a valency of 3
4.Write a balanced chemical equation for the reaction between potassium and water. (Non-anonymous question). . (1 Point)
Upload file File number limit: 1Single file size limit: 10MBAllowed file types: Word, Excel, PPT, PDF, Image, Video, Audio 5.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description. Elements may be used once, more than once or not all.. Single line text. (1 Point) an element with a fixed valency of 2 that not is not in group 2
Although chlorine itself usually does not cause environmental harm, it combines rapidly to form chemicals such as dioxins that pollute water, contaminate fish and transfer to humans and larger animals that eat the fish.
