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Reaction and Bonding                           

Chemical reactions are a result of bonding changes. During a chemical reaction, the atoms bonded together in the beginning rearrange in new ways. The result is different chemicals and at times, a release of energy. Check out this smorgasbord of cool chemical reactions.


Introduction:


Which of the following reaction is used to fire a ballistic missile?
a) physical                                           

b) biological
c) chemical                          

d) all of these


Plants need …….for its growth.
a) sugar

b) salt                    

c) acid   

d) base


Plants prepare food/sugar from carbon dioxide and……
a) water

b) alcohol             

c) base  

d) acids 


When plants prepare food?
a) during night                     

b) during sunlight
c) during day and night     
d) none of these