It is deliquescent, and soluble in acids. ZnCl itself is hygroscopic and even deliquescent. It is a crystalline compound, but is hygroscopic to the point of being deliquescent. It is deliquescent and water-soluble. Both are colourless solids that are highly soluble in water and deliquescent. This pale pink deliquescent solid is a commercially significant manganese(II) salt. It usually appears as a white deliquescent powder. The nitrate crystallizes as yellow-brown deliquescent prisms. Piperazine exists as small alkaline deliquescent crystals with a saline taste. Carnallite is also deliquescent in high humidity. Indium trichloride is very soluble and deliquescent. It is a red-brown deliquescent solid. It is a white, high-melting ionic compound, which is deliquescent and highly water-soluble. BaBr crystallizes in a lead chloride motif, giving white orthorhombic crystals that are deliquescent. The compound exists as colourless deliquescent crystals that fume in moist air.