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Natural rubber and gutta-percha respectively areA. cis-polyisoprene and trans-polyisopreneB. both are cis-polyisopreneC. both are trans-polyisopreneD. trans-polychoroprene and cis polychloroprene and cis-polychichloroprene |
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Answer» Correct Answer - A Natural rubber is cis-polyisoprene while gutta-parcha is trans-polyosoprene. |
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