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Which of the following elements will have the lowest first ionisation energy?
Options
(a) Li
(b) Mg
(c) Ca
(d) Rb
Correct Answer:
Rb
Explanation:
Rb belongs to I-A group and has maximum size. Hence, has lowest IE₁.
Related Questions: - Aspirin is a acetylated product is
- Which of the following reaction is an example of nucleophilic substitution
- The maximum number of hydrogen bonds formed by a water molecule in ice is
- The volume of water to be added to N/2 HCl to prepare 500 cm³ of N/10 solution is
- The strongest conjugate base is
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Classification of Elements and Periodicity
(94)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Aspirin is a acetylated product is
- Which of the following reaction is an example of nucleophilic substitution
- The maximum number of hydrogen bonds formed by a water molecule in ice is
- The volume of water to be added to N/2 HCl to prepare 500 cm³ of N/10 solution is
- The strongest conjugate base is
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Classification of Elements and Periodicity (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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