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प्रश्न
Name the elements with highest and lowest ionization energies in the first three periods.
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उत्तर
Helium (He) has the highest ionization energy of all the elements, while Caesium (Cs) has the lowest ionization energy.
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संबंधित प्रश्न
Choose the correct answer from the options given below:
Ionisation potential increases over a period from left to right because of the
(A) Atomic radius increases and nuclear charge increases
(B) Atomic radius decreases and nuclear charge decreases
(C) Atomic radius increases and nuclear charge decreases
(D) Atomic radius decreases and nuclear charge increases
Define the term ‘ionisation potential`.
State the trends in ionization energy down the group.
Which element from the following has the highest ionization energy?
Explain your choice.
Ne, He, Ar
Arrange the following in increasing order of property indicated
Li, Be, B (ionization energy)
Supply the missing word from those in the brackets:
If an element has a low ionization energy then it is likely to be ______ (metallic/ non-metallic).
Choose the correct answer from the choice given:
Ionisation potential increases over a period from left to right because the
Arrange the following as per the instruction given in the bracket
Na,Li,K (Increasing ionization energy)
Arrange the following as per the instruction given in the bracket:
Potassium, Lithium, Sodium (increasing order of ionization potential).
Across a period, the ionization potential ______.
