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Which year was designated by UNESCO as the International Year of the Periodic Table (IYPT) to mark the 150th anniversary of the Mendeleev Periodic Table?

  1. A
    2018
  2. B
    2020
  3. C
    2017
  4. D
    2019

Solution & Step-by-step Explanation

The United Nations General Assembly and UNESCO proclaimed 2019 as the International Year of the Periodic Table of Chemical Elements (IYPT 2019) to celebrate the 150
th
anniversary since Dmitry Mendeleev discovered the Periodic System in 1869.

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Which year was designated by UNESCO as the International Year of the Periodic Table (IYPT) to mark the 150th anniversary of the Mendeleev Periodic Table?
A
2018
B
2020
C
2017
D
2019

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