Which of the following atoms has the lowest ionisation potential?
A. \(_{ 7 }^{ 14 }{ N }\)
B. \(_{ 55 }^{ 133 }{ Cs }\)
C. \(_{ 18 }^{ 40 }{ Ar }\)
D. \(_{ 8 }^{ 16 }{ O }\)
Answer:B
Which of the following atoms has the lowest ionisation potential?
A. \(_{ 7 }^{ 14 }{ N }\) B. \(_{ 55 }^{ 133 }{ Cs }\) C. \(_{ 18 }^{ 40 }{ Ar }\) D. \(_{ 8 }^{ 16 }{ O }\)