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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
5/50 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry of Elements - Nitrogen
Nitric acid is a strong acid. Which of the following indicates its strength?
It has a low boiling point.
It turns red litmus blue.
It reacts readily with bases.
It is a good conductor of electricity.
Which of the following metals reacts with dilute nitric acid to produce hydrogen gas?
None of the above.
Zinc.
Copper.
Silver.
What colour does nitric acid turn blue litmus paper?
Blue.
No change.
Red.
Green.
What is the primary reason for using nitrogen compounds in agriculture?
To control weed growth.
To provide essential nutrients for plant growth.
To act as pesticides.
To improve soil drainage.
What happens when nitrogen monoxide (NO) is exposed to air?
It turns into brown fumes.
It remains colourless.
It turns into a yellow liquid.
It explodes violently.
