Chemistry · Periodic Classification of Elements
Match the following periodic classification discoveries correctly: i. Triads - 1. Mendeleev ii. Octaves - 2. Moseley iii. Periodic table based on atomic mass - 3. Newlands iv. Periodic table based on atomic number - 4. Dobereiner
- 1i - 3, ii - 4, iii - 2, iv - 1
- 2i - 4, ii - 3, iii - 1, iv - 2✓
- 3i - 2, ii - 4, iii - 3, iv - 1
- 4i - 3, ii - 4, iii - 1, iv - 2
Correct answer
i - 4, ii - 3, iii - 1, iv - 2
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