Aluminium(III) chloride - often described as white but samples is sometimes contaminated with iron(III) chloride giving it a light yellow color Antimony(V) oxide - pale yellow solid Bismuth(III) oxide - light yellow solid Rhodium(III) oxide - lemon yellow Cerium(IV) oxide - pale yellow-white compound Dysprosium(III) nitrate - white to pale yellow Holmium(III)...


The reaction of any acid on a thiosulfate solution makes a precipitate of sulfur $\ce{S_8}$ which is pale yellow, nearly white.


Calcium hypochlorite is an example of such a yellowish white compound. Another example would be Silver Bromide


Undyed ("natural") nylon is yellowish-white: Source of picture: aiplastics.com

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