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Is Matter Around Us Pure? — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure?2 Marks
Question
Name two solid, two liquids and two gaseous elements at the room temperature.
✓

Answer

  • Two solid elements at room temp.– Iron and copper.

  • Two liquid elements at room temp.– Mercury and bromine.

  • Two gaseous elements at room temp.– Hydrogen and oxygen.

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