is a molecule of oxygen with

oxygen atoms instead of 2.

Ozone, 3.

Explanation:

Ozone is a molecule of oxygen with  3 oxygen atoms instead of 2 that is present in the atmosphere of the earth. It is a very important gas because this gas filter the solar radiation  from ultra violet radiation which causes skin cancer disease. Ozone is present in the stratosphere layer of atmosphere that is present between 15 to 30 kilometer high from the earth surface.

the  different  of  these  two  are  that  they  differently  handle  their  team.

an  expressive  leader  focuses  on  the  task  at  hand  and  make  sures  that  their  goal  is  achieved.  they  accurately  finish  the  task.  an  instrumental  leader  on  the  other  hand  works  on  the  unity  of  the  group,  they  care  more  about  their  employees.  all  the  while  creating  a  good  environment.