Mendelevium ( Md ):
Define: Mendelevium is inner transition metal place at 12th number at actinides series. It is transuranic element. It is made by bombarding of Einsteinium with alpha particles.
Discovery : mendelevium is discovered in 1995 by scientist Albert Ghiorso and colleagues.
Origin of name :the name gives for the honour of Mendeleev sir who discovered the 1st periodic table
Physical properties :
Atomic symbol: atomic symbol of mendelevium is Md
Atomic number : atomic number of mendelevium is 101
In mendelevium 101 electron and 101 proton is present
Atomic weight/ mass: Atomic weight of Mendelevium is 258 Amu
In mendelevium 101 proton and 157 neutron is present
Position : it is place in periodic table at 7th period and actinides group
Block it Is place in f block
Colour : it show silver white colour
Nature : mendelevium present in solid form
Boiling point :boiling point of mendelevium is didn’t known
Melting point :melting point of mendelevium is 827 0C
Isotopes: mendelevium show 2 Isotopes
- 258Md: atomic weight of this isotope is 258.09 Amu
In this isotope 101 proton ,101 electron and 157 neutron is present
- 260Md: atomic weight of this isotope is 260.10 Amu .
In this isotope 101 proton ,101 electron and 158 neutron is present
Chemical properties :
Electronic configuration
Electronic configuration of mendelevium is [ Rn ] 5f13 7s2
Electronic configuration in concert of shell is 2,8,18,32,31,8,2
Electronic structure
Valency : Valency of mendelevium is 3
Atomic radius : atomic radius of mendelevium is 246 Pm
Uses:
- It is use only in research field.
Question and Answer:
Q1. Define Mendelevium
Q2. Who discovered Mendelevium?
Q2. Physical properties of Mendelevium
Q4. Write Atomic Symbol of Mendelevium.
Q5. Write the Atomic number of Mendelevium.
Q6. On which block Mendelevium element is present?
Q7. What is the color of Mendelevium?
Q8. What is the Boiling point of Mendelevium?
Q9. What is the Melting point of Mendelevium?
Q10. Write the Isotopes of Mendelevium.
Q11. Show Electronic configuration of Mendelevium.
Q12. Write Electronic Structure of Mendelevium.
Q13. What is the Valency of Mendelevium?
Q14. Write the uses of Mendelevium element.