Europium is inner transition metal place at 6th number  lanthanide series. It is low toxic in nature . It is found in earth crust in the form of monazite and bastnaesite minerals . Europium is most reactive element it is stored in inert fluid for the protection of air and moisture.

Discovery :. Europium is discovered in 1901 by scientist Eugene Anatole Demarcy

Origin of name :. The name is derived from the europium name after Europe

Physical properties :

Atomic symbol: it is denoted by symbol Eu

Atomic number : atomic weight of europium is 63

In europium 63 proton and 63 electron is present.

Atomic weight/ mass : Atomic weight of Europium is 151.9 Amu

In europium 63 proton and 89 neutron is present

Position : Europium is place in periodic table at 6tb row ( period)

It is the member of Lanthanide series

Block : europium is place in f block

Colour :Europium show silver Colour

Nature : europium show solid form

Boiling point : boiling point of Europium is 1529 0C

Melting point :melting point of Europium is 822 0C


Europium show 2 stable isotopes

151Eu: atomic weight of this isotope is 150.9 Amu

In this isotope 63 proton ,63 electron and 88 neutron is present

It is present 47.8% in nature

153Eu: atomic weight of this isotope is 152.9 Amu

In this isotope 63 proton, 63 electron and 90 neutron is present.

It is present 52.1% in nature

Chemical properties :

Electronic configuration

Electronic configuration of Europium is [ Xe] 4f7 6s2

Electronic configuration in concert of shell is 2,8,18,25,8,2

Electronic structure

Valency : Valency of Europium is 2 or 3

Atomic radius : atomic Radius of Europium is 231 pm


Europium is use as lasers material with plastics

It is use to make thin superconducting alloy

Europium is use in low energy bulb and it gives blue and red light . It is use in T.V , computer and monitors

It is also use to make nuclear reactor.


Question and Answer:

Q1. Define Europium

Q2. Who discovered Europium?

Q2. Physical properties of Europium

Q4. Write Atomic Symbol of Europium.

Q5. Write the Atomic number of Europium.

Q6. On which block Europium element is present?

Q7. What is the color of Europium?

Q8. What is the Boiling point of Europium?

Q9. What is the MelEuropiumg point of Europium?

Q10. Write the Isotopes of Europium.

Q11. Show Electronic configuration of Europium.

Q12. Write Electronic Structure of Europium.

Q13. What is the Valency of Europium?

Q14. Write the uses of Europium element.

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