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please reply latest by 8th of may

Asked by aadityajain 7th May 2010, 10:46 PM
Answered by Expert
Answer:

1.       The top three heaviest non metals in order

           a. Radon with atomic number 86  , mass =222

           b. Xenon with atomic number 54 . mass = 131

           c. Iodine with atomic number 53  , mass = 127

 

 

2.       The top three heaviest metals in order

           a. Uuh with tomic number 116 , mass = 292

           b.Uuq with tomic number 114 , mass = 289

           c. Uub with tomic number 112 , mass = 285

 

 

3.       The top three lightest non metals in order

           a. H with atomic number 1 , mass = 1

           b. He with atomic number 2 , mass = 4

           c. B with atomic number 5 , mass = 11

 

 

 

 

 

 

 

 

 

4.       The top three lightest metals in order

                   a. Li with atomic number 3 , mass = 7

                   b. Be with atomic number 4 , mass = 9

                   c. Na with atomic number 11, mass =23

 

 

Answered by Expert 19th May 2010, 12:53 PM
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