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Periodic Classification of Elements — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10SciencePeriodic Classification of Elements1 Mark
Question
Rewrite the following statements after correction, if necessary:
  1. Groups have elements with consecutive atomic
  2. Periods are the horizontal rows of elements.
  3. Isotopes are the elements of the same group.
✓

Answer

  1. Periods have elements with consecutive atomic numbers.
  2. Correct.
  3. Correct.

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