Exams › JEE Advanced › Chemistry

Vermilion, a red mercury compound used in cosmetics and in Ayurvedic and Unani medicine, corresponds to which formula?

1. HgCl2
2. HgS
3. Hg2Cl2
4. HgI

Correct answer: HgS

Solution

Vermilion is mercury(II) sulphide, HgS, the red pigment also known as cinnabar.

Related JEE Advanced Chemistry questions

• The count of d-electrons in Fe2+ differs from the number of:
• Which sequence of reactions accurately depicts the chemical processes involving iron and its associated compounds?
• When H2S interacts with an acidic solution of K2Cr2O7, which of the following compounds is not produced?
• When an excess amount of sodium thiosulfate is combined with copper sulfate in water, the resulting product is:
• Among the given lanthanoid ions, which one exhibits diamagnetic behavior? (Atomic numbers: Ce = 58, Sm = 62, Eu = 63, Yb = 70)
• Which of these statements is accurate?

⚔️ Practice JEE Advanced Chemistry free + battle 1v1 →