The Full Wiki

More info on Sodium dithionite

Sodium dithionite: Quiz


Question 1: Reaction with formaldehyde produces Rongalite, which is used as a ________, in, for instance, paper pulp, cotton, wool, and kaolin clay.
BleachOzoneHydrogen peroxideChlorine

Question 2: In addition, sodium dithionite is often used in soil chemistry experiments to determine the amount of ________ that is not incorporated in primary silicate minerals.

Question 3: ________ and single-crystal X-ray diffraction studies of sodium dithionite in the solid state reveals that it exists in different forms.
Raman spectroscopyLaser-induced breakdown spectroscopyEmission spectrumResonance Raman spectroscopy

Question 4: It is used as such in some industrial dying processes, where an otherwise water-insoluble dye can be reduced into a water-soluble ________ salt.
Alkali metalNoble gasHydrogenHalogen

Question 5: Although it is stable under most conditions, it will decompose in hot water and in ________ solutions.
OxygenAcidAcid–base reactionAcid dissociation constant

Question 6: Sodium dithionite (also known as sodium hydrosulfite) is a white crystalline powder with a weak ________ odor.

Question 7: This compound is a water-soluble ________, and can be used as a reducing agent in aqueous solutions.
PotassiumSodium chlorideHypertensionSalt

Question 8: Its wide use is attributable to its low toxicity ________ at 5 g/kg, and hence its wide range of applications.
Biological half-lifeMedian lethal dosePsychopharmacologyPharmacology

Question 9: Sodium dithionite is often used in physiology experiments as a means of lowering solutions' ________ (Eo' -0.66 V vs NHE at pH 7[4]).
ElectrolysisHydrogenReduction potentialOxygen


Got something to say? Make a comment.
Your name
Your email address