An element with atomic number $21$ is a

  • A
    halogen
  • B
    representative element
  • C
    transition element
  • D
    alkali metal

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Similar Questions

The halides of transition elements become more covalent with increasing oxidation state of the metal. Why?

Which of the following is the heaviest metal?

Which element from the following exhibits various different oxidation states from $+2$ to $+7$?

Which of the following ions exhibits a $3d^0 4s^0$ electronic configuration?

Which of the following cations in their respective oxidation states develops a colorless aqueous solution?

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