Tantalum ( Ta )
Define: Tantalum is transition metal . It is rarely found element . It is hard in nature and show lustrous structure .it is highly non corrosive metal hence use to prevention of corrosion. Tantalum is non toxic and strong
Discovery : Tantalum is discovered in 1802 by scientist Andsrs Gustav Ekeberg
Origin of name :. The name derived from the name of King Tantalus
Physical properties :
Atomic symbol: It is denoted by symbol Ta
Atomic number : atomic number of Tantalum is 73
In tantalum 73 proton and 73 electron is present
Atomic weight/ mass: Atomic weight of tantalum is 180.95 Amu. In tantalum 73 proton and 108 neutron is present
Position : it is place in periodic table at 6th period ( row) and 5th column ( group )
Block : it is place in d block
Outermost shell electron place in d orbit
Colour :Tantalum show blue grey colour
Nature : Tantalum present in solid form
Boiling point : Boiling point of Tantalum is 5455 0C
Melting point :Melting point of Tantalum is 3017 0C
Isotopes: Tantalum show 2 stable isotopes
180Ta: atomic weight of this isotope is 179.9 Amu
In this isotope 73 proton,73 electron and 107 neutron is present
It is present 0.01.% in nature
181Ta: atomic weight of this isotope is 180.9 Amu
In this isotope 73 proton, 73 electron and 108 neutron is present
It is present 99.9% in nature
Electronic configuration : Electronic configuration of Tantalum is [ Xe] 4f14 5d3 6S2
Electronic configuration in concert of shell is 2,8,18,32,11,2
Valency : valency of Tantalum is 3or 4or 5
Atomic radius : atomic radius of Tantalum is 200 Pm
- Tantalum is use to make neon lights
- It is mainly use to make lances in glass and Ac or DC rectifiers
- It is mostly use to make turbine blades , rocket nozzles ,and make caps for supersonic aircraft
- Isotopic form of Tantalum is use in surgical instruments in dental
- It is also use in electronic industry for the making of capacitors, resistors, laptops and cameras .
Question and Answer:
Q1. Define Tantalum
Q2. Who discovered Tantalum?
Q2. Physical properties of Tantalum
Q4. Write Atomic Symbol of Tantalum.
Q5. Write the Atomic number of Tantalum.
Q6. On which block Tantalum element is present?
Q7. What is the color of Tantalum?
Q8. What is the Boiling point of Tantalum?
Q9. What is the Melting point of Tantalum?
Q10. Write the Isotopes of Tantalum.
Q11. Show Electronic configuration of Tantalum.
Q12. Write Electronic Structure of Tantalum.
Q13. What is the Valency of Tantalum?
Q14. Write the uses of Tantalum element.
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