Bleaching powder is NOT used for:

[RRB NTPC CBT]

The chemical name of blue vitriol is_______.

[RRB NTPC CBT]

Grignard reagent is represented as:

[SSC CGL 2024]

Which of the following sedimentary minerals, known to everyone as 'salt', usually forms in arid climates where sea water evaporates?

[SSC CGL 2023]

Identify the structural formula for magnesium hydroxide.

[SSC CGL 2024]

What is the popular name for mercury(I) chloride which is used as a laboratory reagent and as a depolarizer in dry batteries?

[SSC CHSL 2023]

Calcium sulphate dihydrate is commonly known as____.

[SSC CGL 2019]

Chemical formula of gypsum is _______.

[SSC CGL 2022]

On heating gypsum at 373 k, it loses water molecules and becomes calcium sulphate hemihydrate. This substance is used to make toys, materials for decoration, and smooth surfaces. What is the substance commonly known as?

[RRB NTPC CBT]

Which of the following is NOT true about plaster of Paris?

[RRB NTPC CBT]

_______gas is used for the manufacturing of bleaching powder.

[SSC CGL 2022]

In alchemy, aqua fortis is the classical name of which chemical compound that is used chiefly in the manufacture of explosives and fertilizers, and in organic synthesis?

[RRB NTPC CBT]

Chemical formula for the marble is ___________.

[SSC GD 2022]

The chemical formula of borax is .

[SSC CGL 2022]

Chemical formula of bleaching powder is_______.

[SSC CGL 2022]

Limestone, chalk and marble are different forms of ______.

[SSC GD 2022]

Chemical formula of quick lime is

[SSC CGL 2022]

Which of the following is known as ‘Plaster of Paris’?

[SSC CGL 2022]

What is the chemical name of Marble?

[SSC MTS 2022]

What is the chemical name for ionic compound MgCl2 ?

[SSC MTS 2022]

What is the molecular formula of Plaster of Paris?

[RRB NTPC CBT]

Which of the following is used in photography?

[SSC CGL 2022]

NH4Cl is the chemical formula for which of the following elements ?

[SSC GD 2022]

What is the chemical name of saltpetre?

[SSC CGL 2022]

What is the chemical formula of barium hydroxide ?

[SSC GD 2024]

The chemical formula of gypsum is _________.

[SSC CGL 2022]

Identify the chemical formula of ammonium hydroxide.

[SSC CGL 2022]

Which of the following is a correct order of basicity ?

[SSC CGL 2024]

Which of the following base is found in lime water ?

[SSC CHSL 2022]

Name the elements that are present in baking powder.

[RRB NTPC CBT]

What is the chemical name of baking soda?

[SSC GD 2022]

Which of the following raw materials is NOT used to prepare the baking soda?

[SSC MTS 2024]

Which of the following is used as an antacid to neutralize stomach acidity?

[SSC MTS 2022]

Which of the following is NOT an alkaline solution?

[RRB NTPC CBT]

Which of the following is the compound with the chemical formula H2SO4?

[SSC MTS 2024]

Acidic drain cleaners made of ______ or ______ acid are powerful enough to clear heavy-duty hair, food, grease, soap scum or paper-based clogs in 15 minutes or less.

[SSC CGL 2021]

Chemical formula of washing soda is _____________.

[SSC CGL 2022]

Milk of magnesia is a suspension of ____________ in water.

[SSC CHSL 2024]

Chemical formula for lime water is ________

[RRB NTPC CBT]

The reaction between an acid and a base is known as_______.

[SSC MTS 2022]

The chemical formula of washing soda is _______.

[SSC GD 2022]

Which of the following statements is/are correct ?
I. Salts of a strong acid and weak base are acidic with pH value less than 7.
II. When electricity is passed through an aqueous solution of sodium chloride (called brine), it decomposes to form sodium oxide.

[SSC CHSL 2022]

Sodium Hydroxide is the chemical name of which of the following common substances?

[SSC MTS 2022]

A solution reacts with chalk powder to give a gas that turns lime water milky. The solution contains

[RRB NTPC CBT]

Which polyatomic ionic compound is a white, crystalline powder used in fire extinguishers and to neutralise acids and bases?

[SSC CGL 2024]

Which of the following acid is the constituent of eyewash?

[RRB NTPC CBT]

The reaction of an acid and a metal gives:

[SSC CHSL 2024]

What are bases that are soluble in water called ?

[SSC CPO 2024]

Sodium Hydroxide is the chemical name of which of the following common substances?

[RRB NTPC CBT]

H2So4 is the chemical formula for __________.

[SSC GD 2022]