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Eka silicon is now known as...

Eka silicon is now known as

A

gallium

B

germanium

C

cobalt

D

nickel

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VGS PUBLICATION-BRILLIANT-CLASSIFICATION OF ELEMENTS-THE PERIODIC TABLES-EXERCISE
  1. The number of sub-groups in each group of Mendeleeff's periodic table ...

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  2. Mendeleeff tried to explain similarities of elements in the same group...

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  3. Eka silicon is now known as

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  4. Eka means

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  5. The anomalous series of elements of mendeleev's periodic table ...

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  6. The number of positive charges in the atom of an element is the of th...

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  7. The group elements are also called as

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  8. Elements from ^(58)Ce to ^(71)Lu are called

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  9. Elements from 90Th tto103Lr are called

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  10. The elements with three or less than three electrons in the outer shel...

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  11. The elements with five or more electrons in the outer shell are consid...

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  12. The elements which have properties that are intermediate between the p...

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  13. of an element was defined as combining power of an element with respec...

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  14. The valency of group VII is

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  15. How does atomic radius of an element vary across a period fr...

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  16. What is the property of an element , in which atom can attract...

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  17. The metallic character while non metallic character along a period.

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  18. "The law states hat the physical and chemical properties of the ...

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  19. ‘Eka' elements are

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  20. Which of the following relation is correct ?

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