A. mobile electrons
B. free electrons
C. octahedral structures
D. layered structures
Correct Answer:
Option D – layered structures
Explanation
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.
Do you want to study Agricultural Extension in OOU? Before you apply for the OOU…
Do you want to study Agricultural Economics in OOU? Before you apply for the OOU…
Do you want to study Cooperative and Business Management in OOU? Before you apply for…
Do you want to study Home and Hotel Management in OOU? Before you apply for…
Do you want to study Animal Production in OOU? Before you apply for the OOU…
Do you want to study Crop Production in OOU? Before you apply for the OOU…