railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test General Science

Which of the following elements have similar properties with Eka-silicon, Eka-boron and Eka-aluminium, respectively?

1
Carbon, Scandium, and Indium
2
Germanium, Scandium, and Gallium
3
Scandium, Gallium, and Germanium
4
Germanium, Carbon, and Gallium
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