In a crystal of a typical metallic eleme...

In a crystal of a typical metallic element, an atom has how many nearest neighbours?

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Metallic gold crystallizes in the fcc lattice. The length of the cubic unit cell is a = 4.242 A . a. What is the closest distance between gold atoms? b. How many "nearest neighbours" does each gold atom have at the distance calculated in (a) ? (c) What is the density of gold? (Aw of Au = 197.0 g mol^(-1) ) d. Prove that the packing factor for gold is 0.74 .

Platinum crystallize in a face-centred cubic crystal with a unite cell length a. the distance between nearest neighbours is:

Lithium crystallizes in a body centred cubic lattice. How many next-nearest neighbours does each Li have?

An element 'X' has bcc lattice as shown below : The unit cell length, a is 306 pm. (a) What is the distance between nearest neighbours? (b) What is the distance between next nearest neighbours? (c) How many nearest neighbours does each X atom have ? (d) How many next nearest neighbours does each X have ?

Potassium crystallizes in body centered cubic lattice with a unit cell length a = 5.2 Å (A) what is the distance betweenn nearest neighbourss? (B) What is the distance between next nearest neighbour ? (C) How many nearest neighbours does each K atom have ? (D) How many next nearest neighbours does each K has ? (E) What is calculated density of crystalline K

Potassium crystallises in a bcc lattice as shown in figure : (a) What is the distance the nearest neighbours ? (b) What is the distance between the next nearest neighbours ? (c) How many nearest neighbours does each potassium atom have ? (d) How many next nearest neighbours does each potassium atom have ?

If X = no. of second nearest neighbours of a metal atom which crystallizes in BBC and Y = no. of second nearest neighbours of a metal atom which crystallizes in FCC, then value of (X-Y) is?

An element crystallises in a b.c.c. lattice. Nearest and next nearest neighbours are respectively

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