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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: - Which of the following is obtained when sodium phenoxide is heated with ethyl
- The solubility of I₂ increases in water in the presence of
- Which of the following has highest chlorine content
- CF₂ = CF₂ is monomer of
- Anomalous behaviour of nitrogen is due to
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
- Which of the following is obtained when sodium phenoxide is heated with ethyl
- The solubility of I₂ increases in water in the presence of
- Which of the following has highest chlorine content
- CF₂ = CF₂ is monomer of
- Anomalous behaviour of nitrogen is due to
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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