Question

W.E.-9: Niobium crystallizes in a body centred cubic
structure. If density is 8.55 gcm, The atomic
radius of niobium, (given that its atomic mass
is 93 u) is
(A) 49.8 pm
(B) 150.1 pm
(C) 143.1 Å
(D) 143.1 pm
Sol:​

Answer 1

Answer:

Hola

Explanation:

Niobium is a rare, soft, malleable, ductile, gray-white metal. It has a body-centered cubic crystalline structure and in its physical and chemical properties it resembles tantalum.

Discoverer: Charles Hatchett

Parent material class: Steel

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