Which of the following is soda lime?

This question was previously asked in
SSC CGL 2022 Tier-I Official Paper (Held On : 01 Dec 2022 Shift 4)
View all SSC CGL Papers >
  1. Ca(OH)2 + CaO
  2. KOH + CaO
  3. CaCl2 + CaO
  4. NaOH + CaO

Answer (Detailed Solution Below)

Option 4 : NaOH + CaO
super-subscription-prototype
Free
PYST 1: SSC CGL - English (Held On : 11 April 2022 Shift 1)
3.1 Lakh Users
25 Questions 50 Marks 12 Mins

Detailed Solution

Download Solution PDF

The correct answer is NaOH + CaO.

Key Points

  • Soda-lime is a mixture of Sodium hydroxide(NaOH) and Calcium oxide(CaO).
  • The Chemical formula of the soda lime is CaHNaO2.
  • The main components present in soda-lime are Calcium hydroxide(about 75%), Water(about 20%), Sodium hydroxide(about 3%), and Potassium hydroxide (about 1%).
  • It is mainly used to absorb moisture and gases.
  • Soda-lime is used in gas masks as an absorbent for toxic gases.
  • Soda-lime causes severe damage to the gastrointestinal tract.
Latest SSC CGL Updates

Last updated on Jun 11, 2025

-> The SSC CGL Notification 2025 has been released on 9th June 2025 on the official website at ssc.gov.in.

-> The UPSC Prelims Result 2025 and UPSC IFS Result 2025 has been released @upsc.gov.in

-> The SSC CGL exam registration process is now open and will continue till 4th July 2025, so candidates must fill out the SSC CGL Application Form 2025 before the deadline.

-> This year, the Staff Selection Commission (SSC) has announced approximately 14,582 vacancies for various Group B and C posts across government departments.

->  The SSC CGL Tier 1 exam is scheduled to take place from 13th to 30th August 2025.

->  Aspirants should visit ssc.gov.in 2025 regularly for updates and ensure timely submission of the CGL exam form.

-> Candidates can refer to the CGL syllabus for a better understanding of the exam structure and pattern.

-> The CGL Eligibility is a bachelor’s degree in any discipline.

-> Candidates selected through the SSC CGL exam will receive an attractive salary. Learn more about the SSC CGL Salary Structure.

-> Attempt SSC CGL Free English Mock Test and SSC CGL Current Affairs Mock Test.

-> Candidates should also use the SSC CGL previous year papers for a good revision. 

Get Free Access Now
Hot Links: teen patti stars teen patti master gold download teen patti earning app teen patti master 2025 teen patti master apk best