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4. d and f- block elements — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry4. d and f- block elements1 Mark
MCQ
Steel is manufactured from
  • A
    Wrought iron
  • B
    Cast iron
  • ✓
    $(a)$  and $ (b)$  both
  • D
    Haematite
✓

Answer

Correct option: C.
$(a)$  and $ (b)$  both
c
It’s Obvious.

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