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The elements having the electronic configuration [Kr] 4d¹°f¹⁴,5s² p⁶d²,6s² belongs to
Options
(a) s-block
(b) p-block
(c) d-block
(d) f-block
Correct Answer:
d-block
Explanation:
Since the last electron enters in d-subshells. Therefore element belongs to d-block.
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- Soap helps in cleaning the clothes because
- If concentration of reactants is increased by ‘x’,then the K becomes
- If Nₐ is Avagadro number then number of valence electrons in 4.2g of nitride
- The energy of an electron in the 3rd orbit of hydrogen atom is -E
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
- For the cell reactionCu²⁺ (C₁.aq) + Zn(s) = Zn²⁺(C₂.aq ) + Cu(s)
- Soap helps in cleaning the clothes because
- If concentration of reactants is increased by ‘x’,then the K becomes
- If Nₐ is Avagadro number then number of valence electrons in 4.2g of nitride
- The energy of an electron in the 3rd orbit of hydrogen atom is -E
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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