Asked by Joe

If the edge length of an NaH unit cell is 488pm, what is the length (in picometers) of an Na−H bond? Na−H has face-centered cubic unit cell. Please help
Answered by samantha
244pm
Answered by ujala
Hlo..here is the answer ..in face centred cubic unit cell Na-H Na is present on each corners of the cube and H will be present at edge centre ...Hence the formula for this will a/2 then we have 488/2 then the answer will be 244 I hope you understand..good luck 🍀
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