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CHEMISTRY IN SOCIETY: Fertilizers
ENVIRONMENTAL EDUCATION: Chemistry In Society - Extraction Of Metals
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: Principles Of Chemistry - Formulae, Moles And Equations
MATTER: PROPERTIES AND TRANSFORMATION: Rates Of Reaction
MATTER: PROPERTIES AND TRANSFORMATION: Reversible Reactions
PRINCIPLES OF CHEMISTRY: Electrochemistry
PRINCIPLES OF CHEMISTRY: Gaseous State
5/77 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Transition metals
What is the product formed when copper(II) nitrate is heated strongly?
Copper(II) oxide and nitric acid.
Copper(II) oxide, nitrogen dioxide, and oxygen.
Copper(I) oxide and nitrogen dioxide.
Copper metal, nitrogen, and oxygen.
Which of the following reagents can reduce copper(II) compounds to copper(I) compounds?
Alkalis.
Oxidizing agents.
Strong acids.
Reducing agents.
The second most abundant metal to aluminium in the earth’s crust is:
Na.
Fe.
Mg.
Ca.
What is the colour of an aqueous solution containing Fe³⁺ ions?
Colourless.
Green.
Blue.
Yellow/Brown.
Which property best explains why copper is used extensively in electrical wiring?
High malleability.
Excellent electrical conductivity.
Lustrous appearance.
Good ductility.
