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1g of Mg atoms absorbs 50kj of energy inthe vapour phase find the composition of Mg+and Mg+2 formed as a result of absorption of energy if IE1and IE2 of Mg are740 and 1450kj Per mole

Dilip , 8 Years ago
Grade 11
anser 1 Answers
Vikas TU

Last Activity: 8 Years ago

Mg         –---------->         Mg+       +       e-     I.E1 = 740 KJ/mol
1/24 moles                   1/24 moles
 
Mg+      ------------->      Mg2+           +  e-         I.E2 =1450 KJ/mol
1/24 moles                1/24 moles
and I.E for Mg
would be
I.E1 + I.E2 = 1450 + 740 = 2190 KJ.

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