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MHT CET20226 Aug 2022Morning ShiftChemistryClassification of Elements and Periodicity in PropertiesActual

What is the position of copper in modern periodic table?

Options

  1. APeriod- 5, Group-9
  2. BPeriod-4, Group- 11
  3. CPeriod-4, Group- 10
  4. DPeriod- 3 , Group- 9

Correct answer

B. Period-4, Group- 11

Step-by-step solution

Group 11 and period 4. copper Cu ( Z =29)=( Ar ) 3 ~d ¹⁰ 4 ~S ^1

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