Which of the following mixture can form an alloy?

F e, N i, C r

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C r, C o, N a

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F e, M n, M g

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N i, M g, N a

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Solution

The correct option is A $F e, N i, C r$
Fe, Ni, Cr mixture can form an alloy as all three elements are transition metals which have alloy formation tendency.
In other mixtures, Na and Mg are present which are non transition metals which do not have alloy formation tendency.

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Similar questions

Which of the following can be made passive?

i) Fe ii) Co iii) Ni iv) Cr

For the four successive transition elements (Cr, Mn, Fe and Co), what is the order of stability of their +2 states?

(At. Nos. Cr = 24, Mn = 25, Fe = 26, Co = 27)

V^{2 +} < C r^{2 +} < M n^{2} < F e^{2 +}

N i^{2 +} < C o^{2 +} < F e^{2 +} < M n^{2 +}

C o^{3 +} < F e^{3 +} < C r^{3 +} < S c^{3 +}

S c < T i < C r < M n

C r^{2 +}, M n^{2 +}, F e^{2 +} a n d N i^{2 +} a r e 3 d^{4}, 3 d^{5}, 3 d^{6} a n d 3 d^{8}

C r = 24, M n = 25, F e = 26, N i = 28

E^{0} M^{2 +} / M

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