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MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Alkali metals and alkaline earth metals
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Identification Of Ions
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Salts
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Transition metals
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Nitrogen
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Sulphur
MATTER - PROPERTIES AND TRANSFORMATION: Organic Chemistry - Hydrocarbons
MATTER - PROPERTIES AND TRANSFORMATION: Principles Of Chemistry - Formulae, Moles And Equations
MATTER - PROPERTIES AND TRANSFORMATION: Principles Of Chemistry - Gaseous State
MATTER: PROPERTIES AND TRANSFORMATION: Principles Of Chemistry - Solutions and acid-base titration
PRINCIPLES OF CHEMISTRY: Electrochemistry

Which of the following is a correct chemical test for sulphate ions (SO₄²⁻)?

Adding lime water and observing a white precipitate.

Adding barium chloride solution followed by dilute nitric acid.

Adding dilute HCl and testing for H₂S gas.

Adding silver nitrate solution and observing a precipitate.

Which of the following is a characteristic of dilute sulphuric acid when reacting with magnesium, iron, and zinc?

It acts as an oxidizing agent.

It undergoes a neutralization reaction only.

It produces hydrogen gas.

It forms insoluble sulphates.

At room temperature, the most stable allotropic form of sulphur is:

Plastic sulphur.

Rhombic sulphur.

Colloidal sulphur.

Monoclinic sulphur.

Which process is primarily used for the industrial extraction of sulphur?

Contact process.

Haber process.

Frasch process.

Solvay process.

What is the product when dilute sulphuric acid reacts with sodium carbonate?

Sodium hydrogen sulphate and hydrogen.

Sodium sulphate, water, and oxygen.

Sodium sulphate, water, and carbon dioxide.

Sodium sulphide, water, and carbon dioxide.