🔬 General Science Quiz

Science - Periodic Table and Classification - Quiz 1

आवर्त सारणी का विकास, न्यूलैंड्स और मेंडेलीव, समूहों के नाम, विकर्ण संबंध और परमाणु क्रमांक पर 10 द्विभाषी प्रश्नों का अभ्यास सेट।

10 questions 45s per question EN + HI 16 attempts

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All 10 questions covered in Science - Periodic Table and Classification - Quiz 1. Answers and explanations unlock after you submit.

  1. 1What are the elements of Group 0 commonly called?
  2. 2In which year did John Alexander Newlands propose the Law of Octaves, arranging elements in order of atomic mass?
  3. 3How many elements were known in the time of the Russian chemist Dmitri Mendeleev?
  4. 4Which symbol did Henry Moseley use to represent the atomic number?
  5. 5The elements of which group of the periodic table are known as the 'Chalcogens'?
  6. 6Between which pair of elements does a diagonal relationship exist?
  7. 7Hydrogen resembles the properties of which two groups of the periodic table?
  8. 8Which element of Group 18 is produced by the natural radioactive decay of uranium in soil and rocks?
  9. 9Which is the heaviest naturally occurring element, with an atomic mass of 238?
  10. 10What is the atomic number of an element X that lies in Period 2 and Group 17?
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