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سؤال 60

Industrial images often show molten iron. What is elemental iron's state at 25 degrees Celsius and 1 atmosphere?

  1. Solidپاسخ درست
  2. Liquid
  3. Gas
  4. Aqueous

توضیح

Elemental iron is solid at the stated room-temperature conditions. Industrial melting uses much higher temperatures, so an image of molten metal does not describe iron at 25 degrees Celsius.

ادامهٔ این آزمون

شروع تمرین
سؤال 60: Industrial images often show molten iron. What is elemental… · The Periodic Table and Elements · Questena