The region in which main metals are found in earth is called 1.Atomophil 2.Lithophil 3.calcophil 4.siderophil

							
Dear Yash

Fig:  Earth structure according to (a) Goldschmidt (b) Kuhn and Rittman



Layer
Elements present


Metallic core (Siderophil)
Mn, Fe, Co, Ni, Cu, Ru, Rh, Pd, Ag, Re, Os, Ir, Pt, Au


Sulphide layer (Chalcophil)
P, S, Zn, Ga, Ge, As, Se, Cd, In, Sn, Sb, Te, Hg, Tl, Pb, Bi


Silicate layer (Lithophil)
Chlorides, sulphate and carbonates of Li, Na, K, Rb,  Cs, Mg, Ca, Sr, Ba. Silicates and oxides of Be, Al, Si, Y, La, Ac, Ti,  Zr, Hf, Th, V, Cr, Mo, W, U


Atmosphere (Atmophil)
F, Cl, Br, I, B, C, Si, N, O and rare gases



 hence the answer is 4 siderophil
All the best.
AKASH GOYAL
AskiitiansExpert-IITD
 
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