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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
Which of the following is wrongly matched
  • A
    German silver $Cu + Zn + Ni$
  • B
    Alnico $Fe + Al + Ni + CO$
  • ✓
    Monel metal $Cu + Zn + Sn$
  • D
    Duralumin $Al + Cu + Mg + Mn$
✓

Answer

Correct option: C.
Monel metal $Cu + Zn + Sn$
c
It’s Obvious.
 

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