The ground state electronic configuration for Na (A = 23, Z = 11) is 1s2s2p53s'. If the n= 3,1 = 0 quantum defect for Na is 1.4, estimate the first ionisation energy in electron volts O a. 5.1 O b. 5.3 Oc. 4.99 O d. 6.8 O e. 13.6

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The ground state electronic configuration for Na (A = 23, Z = 11) is 1s22s2p63s'. If the n= 3, 1 = 0 quantum defect for Na is 1.4, estimate the first
ionisation energy in electron volts
O a. 5.1
O b. 5.3
O c. 4.99
O d. 6.8
O e. 13.6
Transcribed Image Text:The ground state electronic configuration for Na (A = 23, Z = 11) is 1s22s2p63s'. If the n= 3, 1 = 0 quantum defect for Na is 1.4, estimate the first ionisation energy in electron volts O a. 5.1 O b. 5.3 O c. 4.99 O d. 6.8 O e. 13.6
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