Problem 81 - A Complete Resource Book in Chemistry for JEE Main

Question

Which of the following is used in making ointment for curing skin disease? (a) \(\mathrm{ZnCO}_{3}\) (b) \(\mathrm{ZnSO}_{4}\) (c) \(\mathrm{ZnO}\) (d) \(\mathrm{ZnS}\)

Step-by-Step Solution

Answer

ZnO is used in ointments for skin disease.

Step 1: Understanding the Role of Zinc Compounds

Zinc compounds are used in various applications based on their chemical properties. In medicine, especially for treating skin conditions, zinc compounds are used for their protective, astringent, and antiseptic properties. It's important to recognize which compound is commonly used in ointments.

Step 2: Identifying the Use of Each Zinc Compound

-             -            -   -     Let     : -   (c) ZnO (     ): This is a key ingredient in   b q   iluet,   

Key Concepts

Zinc Oxide Applications

Zinc oxide, often symbolized as \( \text{ZnO} \), is a versatile compound used extensively in various industries, especially in medicinal and cosmetic products.
One of its key applications is in the manufacturing of ointments for skin care and protection. Thanks to its astringent and antiseptic properties, zinc oxide is highly valued in treating minor skin irritations and conditions.

• It acts as a protective barrier on the skin, preventing external irritants from causing harm.
• Zinc oxide is also commonly used in sunscreens, leveraging its ability to reflect and scatter harmful UV rays.
• It's found in diaper rash creams and various other skincare products for its soothing effects.

The compound's chemical stability and non-toxic nature make it an ideal choice for products applied directly to the skin, ensuring safety and effectiveness.

Medicinal Chemistry

Medicinal chemistry is a field that connects chemistry and pharmacology, with a focus on the design, development, and synthesis of pharmaceutical agents.
In the context of zinc compounds, these substances are studied for their therapeutic properties and their potential to offer medicinal benefits.

• Zinc oxide is explored for its antimicrobial properties, which help in minimizing bacterial infections on wounds and cuts.
• It also plays a crucial role in reducing inflammation and speeding up the healing process of the skin.
• Due to its therapeutic effects, zinc oxide is regularly incorporated into various medicinal formulations to treat a wide range of dermatological conditions.

This area of study emphasizes the importance of selecting the right chemical compounds for specific medical applications, ensuring both efficacy and patient safety.

Skin Disease Treatment

Treating skin diseases effectively requires an understanding of the underlying causes and the appropriate use of therapeutic compounds.
Zinc oxide, as part of this treatment, provides several key benefits for managing and alleviating skin issues.

• It helps to calm inflamed skin, reducing redness and irritation associated with conditions like eczema and psoriasis.
• The compound's ability to form a barrier on the skin helps lock in moisture and protect against further irritation.
• In cases of acne, zinc oxide can help reduce oil production and acne-causing bacteria, clearing up the skin.

Using zinc oxide in treatment routines offers a gentle yet effective way to manage skin conditions, making it a preferred choice for dermatologists and patients alike.