Physical & chemical changes class-7|part-3|rusting of iron|crystallisation|NCERT|
Hello everyone
This video is of part-3 of physical & chemical changes
In this video I have discussed about rusting of iron & crystallisation
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Here is the link of part-1 video of physical & chemical changes unit
• Physical changes & Chemical changes|part-1...
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Here is the link of part-2 video of physical & chemical changes unit
• Physical changes & Chemical changes|part-2...
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