题干

表中列出几种物质的熔点(在标准大气压下),据此判断以下说法中正确的是(  )

物质名称

固态水银

金

铜

铁

钨

固态氢

熔点/℃

﹣38.5

1064

1083

1535

3410

﹣259

A:铜球掉入铁水中不会熔化

B:在零下255℃时,氢是固态

C:水银温度计可测量零下40℃的气温

D:用钨制成的灯丝不易熔化

上一题 下一题 0.0难度 选择题 更新时间:2019-03-01 09:07:40

答案(点此获取答案解析)

D

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