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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
5/72 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Salts
How can insoluble salts be prepared?
By reacting an acid with a metal carbonate.
By neutralization of an acid and an alkali.
By reacting an acid with a metal oxide.
By precipitation reaction between two soluble salts.
What is the main characteristic of a neutralization reaction used in salt preparation?
Formation of a precipitate.
Oxidation of a metal.
Reaction between an acid and a base (or alkali) to form a salt and water.
Production of a gas.
Which of the following methods is suitable for preparing a soluble salt from a reactive metal?
Precipitation.
Electrolysis.
Heating the metal with a non-metal.
Action of acid on the metal.
What is observed when copper(II) carbonate is heated strongly?
It decomposes to form a reddish-brown solid and oxygen gas.
It melts into a liquid.
It decomposes to form a black solid and a gas that turns limewater milky.
It sublimates.
Which of the following is a suitable method for preparing a soluble salt by reacting an acid with a metal?
Using nitric acid with copper.
Using hydrochloric acid with silver.
Using dilute sulfuric acid with lead.
Using dilute sulfuric acid with iron.
