Tin ( Sn) :
Tin is semi metal place in between germanium and lead . It is place in carbon family . It is soft in nature and easily cut by knife. It is non toxic in nature but it’s organotin compound toxic in nature. It show malleable, ductile properties. It easily conduct heat and electricity. It is found in solid form and easily converted to powder .
Tin is found in earth crust in the cassiterite ore .it is 49th number metal found in earth crust by their percentage present in earth crust.
Discovery : Tin is found from ancient times on earth surface
Origin of name :. The name tin is from ‘ Anglo – Saxon Tin ‘
Physical properties :
Atomic symbol: It is denoted by symbol Sn
Symbol come from word stannum
Atomic number : atomic number of Tin is 50
In Tin 50 electron and 50 proton is present
Atomic weight/ mass: atomic weight of Tin is 118.7 Amu
In Tin 50 proton and 69 neutron is present
Position : Tin is place in periodic table at 5th row ( period) and 14th column ( group )
Block : it is place in p block
Outer shell electron present in p orbit
Colour :Tin show silver colour
Nature : Tin present in solid form in nature
Boiling point : Boiling point of Tim is 2586 0C
Melting point : Boiling point of Tin is 231.9 0C
Isotopes:
Tin show 10 stable isotopes
112Sn : atomic weight of this isotope is 111.9 Amu
In this isotope 50 proton ,50 electron and 62 neutron is present
It is present 0.97 % in nature
114Sn : atomic weight of this isotope 113.9 Amu
In this isotope 50 proton ,50 electron and 64 neutron is present
It is present 0.66 % in nature
115Sn: atomic weight of this isotope is 114.9 Amu
In this isotope 50 proton, 50 electron and 65 neutron is present
It is present 0.34 % in nature
116Sn : atomic weight of this isotope is 115.9 Amu
In this isotope 50 proton, 50 electron and 68 neutron is present
It is present 14.54 % in nature
117Sn : atomic weight of this isotope is 116.9 Amu
In this isotope 50 proton, 50 electron and 67 neutron is present
It is present 7.68% in nature
118Sn : atomic weight of this isotope is 117.9 Amu
In this isotope 50 proton, 50 electron and 68 neutron is present
It is present 24.9 % in nature.
119Sn: atomic weight of this isotope is 118.9 Amu
In this isotope 50 proton, 50 electron and 69 neutron is present
It is present 8.5% in nature
120Sn: atomic weight of this isotope is 119.9 Amu
In this isotope 50 proton,50 electron and 70 neutron is present
It is present 32.5% in nature
122Sn: atomic weight of this isotope is 121.9 Amu
In this isotope 50 proton, 50 electron and 72 neutron is present
It is present 4.63% in nature
124Sn: atomic weight of this isotope is 123.9 Amu
In this isotope 50 proton, 50 electron and 74 neutron is present
It is present 5.79% in nature
Chemical properties :
Electronic configuration
Electronic configuration of Tin is [ kr ] 4d10 5S2 5P2
Electronic configuration in concert of shell is 2,8, 18,18,4
Electronic structure
Valency :valency of Tin is 4
Atomic radius : atomic radius of Tin is 145 Pm
Uses:
Tin compound is in anti failing paint. Which is use in ships and boat
It’s chloride form use as reducing agent
Tin is use as mordant in dying and silk
It is also use as fire retardant
Tin is also use in window glass
Tin is use to make Tin cans
Tin is use with other metal
It is also use to make kitchen utensils
Question and Answer:
Q1. Define Tin
Q2. Who discovered Tin?
Q2. Physical properties of Tin
Q4. Write Atomic Symbol of Tin.
Q5. Write the Atomic number of Tin.
Q6. On which block Tin element is present?
Q7. What is the color of Tin?
Q8. What is the Boiling point of Tin?
Q9. What is the Melting point of Tin?
Q10. Write the Isotopes of Tin.
Q11. Show Electronic configuration of Tin.
Q12. Write Electronic Structure of Tin.
Q13. What is the Valency of Tin?
Q14. Write the uses of Tin element.