Statements 1, 2 and 3 are about diamond and graphite. 1)They are different solid forms of the same element. 2)They each conduct electricity. 3)They have atoms that form four equally strong bonds. which statements are correct?
A.
1 only
B.
3 only
C.
1 and 3
D.
2 and 3
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参考答案:
举一反三
【简答题】The man pulled out a gold watch, __________ were made of small diamonds. A, the hands of whom B, whom the hands of C, which the hands of D, the hands of which