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Anna11 [10]
3 years ago
10

Which substances are harder than apatite, but softer than corundum?

Chemistry
1 answer:
Novosadov [1.4K]3 years ago
6 0

<u>Answer:</u>

<em>B. topaz and quartz</em>

<em></em>

<u>Explanation:</u>

Hardness of a mineral is measured using Moh’s scale.

Hardness depends on the bonding attraction between the atoms and the size of the atoms present in the mineral

<u>Mineral</u>    <u>Hardness(Moh’s) </u>

Talc                              1

Gypsum                      2

fluorite                        4

Apatite                        5

Topaz                           8

quartz                          7

Corundum                   9

Diamond             10

<em>Option B topaz and quartz  is the Answer </em>

<em></em>

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