In which of the forms listed would 0.5 g aluminum react thefastest with gaseous

Question

In which of the forms listed would 0.5 g aluminum react thefastest with gaseous chlorine? a. 0.5 g aluminum in one piece b. 0.5 g aluminum divided into 10 pieces c. 0.5 g aluminum divided into 100 pieces d. 0.5 g aluminum divided into 1000 pieces e. All the choices will react at the same rate, sincethe temperature is the same. In which of the forms listed would 0.5 g aluminum react thefastest with gaseous chlorine? a. 0.5 g aluminum in one piece b. 0.5 g aluminum divided into 10 pieces c. 0.5 g aluminum divided into 100 pieces d. 0.5 g aluminum divided into 1000 pieces e. All the choices will react at the same rate, sincethe temperature is the same.

Explanation / Answer

      0.5 g aluminium dividedinto 1000 pieces will react fast with the gaseouschlorine because the finely divided substances providelarge surface area for the reaction to take place. Hence thereactivity increases.

           theanswer is d).

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