Question

1) In _____ state of matter do molecules Bounce off one another rapidly and act freely.
2) At ____ temperature water freezes to ice.
3) The valency of iron in Fe2O3 is ____
4) ____ is the most abundant element in the earth's crust.
5) ____ are lustrous.
6) A mixture of water and oil can be separated by ____.
7) ____ is a mixture of many gases.​

Answer 1

Answer:

Explanation:

1.Gaseous state

2.   0 degree centigrade

3. valency of iron is Fe3+

4.copper

5.metals

6.filtration method

7.air

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