Science, asked by Harshithaharshi5272, 1 year ago

Write an activity to show the electrolysis of water, as an example of decomposition reaction.

Answers

Answered by 12mohityadav
9
as we pass electricity from the water then H2 and O2 gets separated that's why it is decomposition reaction. u can make an activity you using these clues.
Answered by OoINTROVERToO
0

\tt \red { \pmb{\: \underline{To \: Demonstrate \: The \: Electrolysis \: of \: Water}}} : -

\bf \: { \pmb{ \colorbox{lavender}{ \blue{Material \: Required}}}} : -

  • One Battery of 9V
  • Two Graphite Pencils
  • One Beaker
  • Tap Water
  • Connecting Wires and tape

\bf \: { \pmb{ \colorbox{lavender}{ \blue{Procedure }}}} : -

  • Sharpen both ends of both the pencils.
  • Fill the beaker with tap water. Make sure that the contact with the Graphite in the pencils is perfect
  • Secure the wires with tape.
  • Use a piece of Cardboard to hold the pencils in a vertical position.
  • Place the exposed tips of the pencils in the water,such that tips are fully submerged but aren't touching the bottom.
  • The pencil is being used as ELECTRODE here. Now, Wait for 3-4 minutes and observe carefully.

\bf \: { \pmb{ \colorbox{lavender}{ \blue{Observation }}}} : -

  • Small Gas Bubbles will formed near the electrodes.
  • The change takes place in the tap water is the Chemical Change.
Similar questions