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In Mendeleev's periodic table, gaps were...

In Mendeleev's periodic table, gaps were left for the elements to be discovered later. Which of the following elements found a place in the periodic table later ?

A

Germanium

B

Chlorine

C

Oxygen

D

Silicon

Text Solution

Verified by Experts

The correct Answer is:
A
Element Germanium which was earlier known as Eka-silicon.
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DINESH PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-NCERT Exemplar Problems (Multiple Choice Questions)
  1. Upto which element, the law of octaves was found to be applicable ?

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  2. According to Mendeleev' periodic law, the elements were arranged in th...

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  3. In Mendeleev's periodic table, gaps were left for the elements to be d...

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  4. Which of the following statements (s) about the modern periodic table ...

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  5. Which of the following statements about the modern periodic table is c...

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  6. Which of the given elements A, B, C, D and E with atomic number 2, 3, ...

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  7. The elements A, B, C, D and E have atomic number 9, 11, 17, 12 and 13 ...

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  8. Where would you locate the element with electronic configuration 2,8 i...

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  9. An element which is an essential constituent of all organic compounds ...

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  10. Which of the following is the outermost shell for elements of period 2...

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  11. Which one of the following elements exhibit maximum number of velence ...

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  12. Which of the following gives the correct increasing order of the atomi...

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  13. Which among the following elements has the largest atomic radii ?

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  14. Which of the following elements would lose an electron easily ?

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  15. Which of the following elements does not lose an electron easily ?

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  16. Isotopes of an element have : (a) the same physical properties (b)...

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  17. Arrange the following elements in the order of their decreasing metall...

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  18. Arrange the following elements in the order of their increasing non-me...

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  19. What type of oxide would Eka-aluminium form ?

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  20. Three elements B, Si and Ge are

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