By fusing two nuclei we obtain the formula of naphthalene, C 1 oH 8; by fusing three, the hydrocarbons anthracene and phenanthrene, C14H10; by fusing four, chrysene, C18H12, and possibly pyrene, C16H1n; by fusing five, picene, C22 H 14. [Please select]
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This includes such dyes as logwood, fustic, madder, alizarine, and all the dyes derived from anthracene. [Please select]
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Some are coloured bodies, such as fustic, logwood, Persian berries, Anthracene yellow, etc. [Please select]
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Anthracene Yellow C; work at the boil for one hour, lift, wash, and dry. [Please select]
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Alizarine Yellow G G, Gambine Yellow, Anthracene Yellow, Chrome Violet, are examples of such dyes. [Please select]
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There are, however, some dyes (such as the Chromotrops, Azofuchsine, Anthracene Acid Browns, etc.) [Please select]
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