The elements with atomic numbers 101 and 104 belong to, respectively,
Select the correct option:
A
Group 6 and Actinoids
B
Actinoids and Group 4
C
Group 11 and Group 4
D
Actinoids and Group 6
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
Actinoids contains 14 elements with atomic number 90 to 103. Hence element with atomic number 101 is Actinoids.
Element with atomic number 104 is a d-block element of group 4
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