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An element is placed in 2nd Group and 3r...

An element is placed in 2nd Group and 3rd Period of the Periodic Table, burns in presence of oxygen to form a basic oxide.
Identify the element.

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Magnesium (Mg)
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OSWAL PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS -NCERT EXEMPLAR (LONG ANSWER QUESTIONS)
  1. An element is placed in 2nd Group and 3rd Period of the Periodic Table...

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  2. An element is placed in 2nd Group and 3rd Period of the Periodic Table...

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  3. An element is placed in 2nd Group and 3rd Period of the Periodic Table...

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  4. An element is placed in 2nd Group and 3rd Period of the Periodic Table...

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  5. An element is placed in 2nd Group and 3rd Period of the Periodic Table...

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  6. An element X (atomic number 17) reacts with an element Y (atomic numbe...

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  7. An element X (atomic number 17) reacts with an element Y (atomic numbe...

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  8. An element X (atomic number 17) reacts with an element Y (atomic numbe...

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  9. An element X (atomic number 17) reacts with an element Y (atomic numbe...

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  10. Atomic number of a few elements are given below 10, 20, 7, 14 Identi...

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  11. Atomic number of a few elements are given below 10, 20, 7, 14 Identi...

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  12. Atomic number of a few elements are given below 10, 20, 7, 14 Identi...

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  13. Atomic number of a few elements are given below 10, 20, 7, 14 What w...

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  14. Atomic number of a few elements are given below 10, 20, 7, 14 Determ...

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  15. Complete the following crossword puzzle (Figure) Across (1) An ele...

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  16. In this ladder (Given figure) symbols of elements are jumbled up. Rear...

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  17. Arrange them in the order of their group also.

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  18. Mendeleev's predicted the existence of certain elements not known at t...

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  19. Mendeleev's predicted the existence of certain elements not known at t...

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  20. Mendeleev's predicted the existence of certain elements not known at t...

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