1.

Arrange the following in increasing order of hardness: talc, gypsum, topaz diamond.

A. Talc, gypsum, topaz, diamond
B. Gypsum, topaz, talc, diamond
C. Diamond, topaz, talc, gypsum
D. Topaz, gypsum, talc, diamond
Answer» B. Gypsum, topaz, talc, diamond


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