Stanley Miller and Harold Urey performed an experiment by recreating in the laboratory the probable conditions of the atmosphere of the primitive earth.

(i) What was the aim of the experiment?
(ii) In what forms was the energy supplied for chemical reactions to occur?
(III) For how long was the experiment run continuously? Name two products formed.

Class XII



  • Brainly User

1 Stanley Miller's aim was to demonstrate by means of an experiment that amino acid, the building block of proteins, could have come into existence "by chance" on the lifeless earth billions of years ago.

2 The energy was given in the form of heat with the help of hot plates and gas chamber(comparable with primitive atmosphere) which was given energy in the form of electric sparks.

3 The experiment was kept working continuously for one week