A. mobile electrons
B. free electrons
C. octahedral structures
D. layered structures

Correct Answer:

Option D – layered structures


Graphite is an excellent dry lubricant. This is because its layered structure allows one layer to slide over another easily. It is non-volatile and not sticky.

SEE ALSO  Consider the reaction represented by the following equation: H2(g) + ½O(g) → H2O(g) ∆H =-285.8 KJmo -1 ∆H represents the enthalpy of?

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