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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
5/76 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Alkali metals and alkaline earth metals
Which element does not react with cold water to form the corresponding hydroxide?
Magnesium.
Potassium.
Calcium.
Sodium.
Elements of groups I and II can easily be identified by:
Heating.
Colour.
Reacting them with a base.
Flame test.
Which of the following alkali metal carbonates is the least stable to heat?
Lithium carbonate.
Potassium carbonate.
Sodium carbonate.
All have similar stability.
… make ionic compounds of +1 charge.
Alkali metals.
Good metals.
Metals.
Alkaline earth metals.
What happens when calcium carbonate (CaCO₃) is heated strongly?
It turns into calcium hydroxide.
It decomposes to calcium and oxygen.
It melts.
It decomposes to calcium oxide and carbon dioxide.
