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Subject :NSO    Class : Class 8

When we burn the following, which of them leaves no residue?

(i) Cotton

(ii) Terylene

(iii) Jute

(iv) Nylon

(A) (i) & (iii)

(B) (ii) & (iv)

(C) (i) & (ii)

(D) (iii) & (iv).
answer seems wrong . Can you explain ?

Ans 1:

Class : Class 10
Does nylon leave no residue when burnt?

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