Question

What are eka elements?
Give examples with their present names

Answer 1

Answer and explanation:

In 1869 a Russian scientist called Dmitri Mendeleev came up with new form of periodic table. Mendeleev additionally masterminded the components known at the time arranged by relative nuclear mass, yet he did some different things that made his table considerably more fruitful.  He named the missing elements with the nearby element name suffixed with “eka”.  

This list of such elements with their present name is as follows:

• Eka-boron – Scandium
• Eka- Aluminium – Gallium
• Eka- Manganese – Technetium
• Eka silicon - Germanium

Answer 2

Answer:

• The transuranium elements that are still not have been discovered and synthesized are reffered  as Eka-elements For example, The element 118 is called eka-radon.
• In 1871 D. I. Mendeleev discovered these eka elements . these elements were arranged  below the corresponding known element in the periodic table
• The prediction of the existence of analogues of manganese and tellurium, iodine, cesium, barium, and tantalum was also done by Mendeleev

The eka elements are :

Eka-boron present name : scandium

Eka-aluminium present name : gallium

Eka-manganese present name : technetium

Eka-silicon present name : germanium