Chemistry
Give one observation when potassium is added to water. Also give the balanced chemical equation.
Hydrogen
6 Likes
Answer
When potassium is added to water, the metal melts and moves very quickly on the surface of the water. The metal ignites along with hydrogen gas, hence, sparks along with lilac flame is visible.
2K + 2H2O ⟶ 2KOH + H2
Answered By
4 Likes
Related Questions
Draw the shell diagram for the formation of bond between Hydrogen and Nitrogen. Name the compound formed.
Give one importance each of dissolved salts and dissolved gases in water.
(i) List one property in which hydrogen resembles alkali metals and one property in which hydrogen resembles halogens.
(ii) Also list a property in which hydrogen differs from both alkali metals and halogens.
(i) State any one reason for discarding 'Law of Octaves'.
(ii) What is periodicity? Explain the cause of periodicity.