Question at position 11 Which statements below are true? Select all that apply.All minerals are crystalline (have a regular arrangement of atoms).During mineral growth, crystals can form if sufficient space and sufficient time are available.All other things being equal, covalently-bonded minerals are harder (have stronger bonds) than those with van der Waals bonds.Elements with filled outermost electron shells are chemically inert (non-reactive).多项选择题

A

All minerals are crystalline (have a regular arrangement of atoms).

B

During mineral growth, crystals can form if sufficient space and sufficient time are available.

C

All other things being equal, covalently-bonded minerals are harder (have stronger bonds) than those with van der Waals bonds.

D

Elements with filled outermost electron shells are chemically inert (non-reactive).

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