Americium ( Am ) :
Americium is inner transition metal place at 6th number in actinides series. It is man made element .and radioactive in nature . It is transuranic element.it is shiny and toxic . It is found in uranium ores by nuclear process .it is source of x rays
Discovery : it is discovered in 1944 by scientist Glenn seaborg and colleagues
Origin of name : the name comes from America where it is firstly produce
Physical properties :
Atomic symbol: atomic symbol of Americium is Am
Atomic number : Atomic number of Americium is 95
In Americium 95 proton and 95 electron is present
Atomic weight/ mass: Atomic weight of Americium is 243.06 Amu
In Americium 95 proton and 148 neutron is present
Position : it is place in periodic table at 7th period and actinides group
Block : it is place in f block
Colour : Americium show silvery colour
State : Americium found in solid form
Boiling point : boiling point of Americium is 2011 0C
Melting point :melting point of Americium is 1176 C
Isotopes:
- 241Am: atomic weight of this isotope is 241. 04 Amu
In this isotope 95 proton ,95 electron and 146 neutron
- 243Am: atomic weight of this isotope is 243.06 Amu
In this isotope 95 proton, 95 electron and 148 neutron is present
- 242Am: atomic weight of this isotope is 242.06 Amu
In this isotope 95 proton, 95 electron and 147 neutron is present
Chemical properties :
Electronic configuration
Electronic configuration of Americium is [ Rn ] 5f7 7s2
Electronic configuration in concert of shell is 2,8,18,32,25,8,2
Electronic structure
Valency : valency of Americium is 2
Atomic radius : Atomic radius of Americium is 175 Pm
Uses:
- It is use in nuclear power production
- Americium is use in aircraft batteries .
- It is use to produce flat glass
- It is us win radiography and x ray fluorescence
Question and Answer:
Q1. Define Americium
Q2. Who discovered Americium?
Q2. Physical properties of Americium
Q4. Write Atomic Symbol of Americium.
Q5. Write the Atomic number of Americium.
Q6. On which block Americium element is present?
Q7. What is the color of Americium?
Q8. What is the Boiling point of Americium?
Q9. What is the Melting point of Americium?
Q10. Write the Isotopes of Americium.
Q11. Show Electronic configuration of Americium.
Q12. Write Electronic Structure of Americium.
Q13. What is the Valency of Americium?
Q14. Write the uses of Americium element.