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Baking soda is:
Comprehensive collection of questions from General Science asked in recent state service examinations. Each question is verified with official answer keys and step-by-step bilingual solutions.
Baking soda is:
A useful chemical substance in photography is:
Which of the following is coated on a photographic plate?
Which one of the following salts is found in the highest quantity in the ocean?
Baking soda is:
The chemical formula of baking soda is:
Hypo solution used in photography is an aqueous solution of:
The chemical substance used as a fixing agent in photography is:
Consider the following statements regarding ionic compounds: 1. Ionic compounds are insoluble in alcohol. 2. In solid state, ionic compounds are good conductors of electricity. Which of the statements given above is/are correct? Code:
Common salt ($NaCl$) is formed by the reaction of:
In developing a photographic plate:
Which of the following substances is used in photography and also as an antichlor?
Which of the following gases has the lowest percentage (by volume) in the atmosphere?
Denitrification (release of nitrogen) results in:
Antacids are:
Which of the following has a pH value of 7?
Deep-sea divers use which one of the following gas mixtures?
Tear gas is/contains:
The halogen which is used as an analgesic/sedative is:
Soda water prepared by passing carbon dioxide into water is:
Which gas is filled at low pressure in a tube light?
Assertion (A): To dilute sulphuric acid, acid is added to water and not water to acid. Reason (R): Water has a very high specific heat. Code:
Which of the following is known as laughing gas?
'Laughing gas' is:
Which gas is generally filled in balloons?