Which of the following is commonly known as Quicklime?

This question was previously asked in
SSC CGL 2022 Tier-I Official Paper (Held On : 02 Dec 2022 Shift 4)
View all SSC CGL Papers >
  1. CaSO4
  2. CaCl2
  3. Ca(OH)2
  4. CaO

Answer (Detailed Solution Below)

Option 4 : CaO
vigyan-express
Free
PYST 1: SSC CGL - General Awareness (Held On : 20 April 2022 Shift 2)
3.6 Lakh Users
25 Questions 50 Marks 10 Mins

Detailed Solution

Download Solution PDF

The correct answer is CaOKey Points

  • Calcium oxide (CaO):
    • It is commonly known as Quick lime or burnt lime.
    • It is commonly used in making porcelain and glass and also in preparing bleaching powder, etc.

Important Points

  • Calcium chloride (CaCl2):
    • It is used in the production of activated charcoal and used as an electrolyte in sports drinks.
  • Calcium hydroxide Ca(OH)2:
    • It is also known as slaked lime.
    • It is used in sewage treatment, paper production, and food processing, etc.
  • Calcium Sulfate (CaSO4):
    • Calcium Sulfate, often known as Gypsum, is a well-known soil conditioner that helps farmers enhance the structure of their soil.
    • This form of fertilizer provides all of the nutrients essential for the growth of your plants.
    • Calcium enhances soil structure and produces oxygen conditions that are necessary for the health of the soil and plants.
    • Potassium is an important nutrient in commercial fertilizers.
    • It improves plant disease resistance and has a vital role in enhancing crop yields and overall quality.

Additional Information

Some common chemical compounds with their common names are:

Chemical Compounds

Common Names

Chemical Formulas

Sodium Bicarbonate

Baking Soda

NaHCO3

Calcium ChlorohypoChlorite

Bleaching Powder

CaOCl2

Sodium Hydroxide

Caustic Soda

NaOH

Sodium Carbonate

Washing Soda

Na2CO3 .10 H2O

Carbon Dioxide

Dry Ice

CO2

Copper Sulphate

Blue Vitriol

CuSO4

Ferrous Sulphate

Green Vitriol

FeSO4

Sulphuric Acid

Oil of vitriol

H2SO4

Calcium Sulphate Hemihydrate

Plaster of Paris

(CaSO4. 1/2H2O)

Calcium Sulphate Dihydrate

Gypsum

CaSO4.2H2O

Calcium Hydroxide

Slaked Lime

Ca(OH)2

Sodium nitrate

Chile Saltpeter

NaNO3

Potassium nitrate

Saltpetre

KNO3

Hydrochloric acid

Muriatic acid

HCl

Latest SSC CGL Updates

Last updated on Jun 13, 2025

-> The SSC CGL Notification 2025 has been released on 9th June 2025 on the official website at ssc.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 lotus teen patti real cash rummy teen patti teen patti joy mod apk teen patti neta