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5
×
Name the substance which initiates a chemical reaction.
Reactants
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5
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The brown coloured deposition on an iron box when kept in humid air for some days is called:
Rust
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5
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Rusting of iron is an example of:--------- change.
Irreversible change
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5
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The new substance formed during or after a chemical reaction is:
Product
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baam
Lose 10 points!
Oops!
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shark
Other team loses 5 points!
Okay!
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fairy
Take points!
5
10
15
20
25
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baam
Lose 15 points!
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5
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Raghu in his craft class is making beads by using POP (plaster of paris). The setting of beads by using water is a/an:-------------Change
Irreversible change
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