Which of the following pairs of minerals from the bulk of the inner core of the earth?
A. Aluminum and iron
B. iron and Nickel
C. Tin and Columbia
D. Silicon and Copper
CORRECT ANSWER: OPTION B. Iron and Nickel
EXPLANATION: An iron and nickel, abbreviated Fe and Ni. In terms of compound[alloy] (it is a group of alloys consisting primarily of the elements nickel (Ni) and iron (Fe). The main constituent of “iron” and nickel are found in planetary cores.
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