MCQ
Who developed the long form of periodic table
- ALothar Meyer
- ✓Mendeleef
- CNiels Bohr
- DMoseley
✓
Answer
Correct option: B.
Mendeleef
b
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{C{H_3} - CH - CHO\,\,} \\
{|\,\,\,\,\,\,\,\,} \\
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