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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
5/76 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Chemistry Of Elements - Alkali metals and alkaline earth metals
As you descend down the group, the reactivity of alkali and alkaline earth metals:
Stays the same.
Increases and decreases.
Increases.
Decreases.
The valency of group II elements is?
0.
2.
3.
1.
What is a common effect of using hard water in homes, besides reduced soap lathering?
Improved taste of drinking water.
Increased water pressure.
Scale (limescale) build-up in kettles and pipes.
Reduced risk of corrosion.
Which of these compounds, upon strong heating, will decompose to form brown fumes of nitrogen dioxide?
Potassium nitrate.
Magnesium nitrate.
Sodium nitrate.
Lithium nitrite.
When a small piece of lithium is added to cold water, which gas is produced?
Carbon dioxide.
Nitrogen.
Oxygen.
Hydrogen.
