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Question-1
The group II metal that is needed by green plants.
(A)
Barium
(B)
Strontium
(C)
Calcium
(D)
Magnesium
Question-2
When ultra violet light is shown on halogen fluorine it glows weakly. This is called:
(A)
Phosphorescence
(B)
Chromatography
(C)
Diffusion
(D)
Fluorescence
Question-3
The symbols of elements we use to represent the elements are introduced by:
(A)
Rutherford
(B)
Proust
(C)
Berzelius
(D)
Lavoiser
Question-4
The group I metal used in photoelectric cells.
(A)
Sodium
(B)
Potassium
(C)
Rubidium
(D)
Caesium
Question-5
Beryl consists of beryllium, aluminium, silicon and:
(A)
Oxygen
(B)
Nitrogen
(C)
Hydrogen
(D)
Chlorine
Question-6
The radioactive halogen is:
(A)
Iodine
(B)
Bromine
(C)
Chlorine
(D)
Astatine
Question-7
The halogen used in photography.
(A)
Chlorine
(B)
Fluorine
(C)
Iodine
(D)
Bromine
Question-8
The columns of elements in the periodic table are called:
(A)
Periods
(B)
Class
(C)
Family
(D)
Groups
Question-9
Group VIII elements are called:
(A)
Alkali metals
(B)
Alkaline earth metals
(C)
Halogens
(D)
Transition metals
Question-10
The metal which is liquid at room temperature and standard pressure.
(A)
Fluorine
(B)
Chlorine
(C)
Mercury
(D)
Iodine
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Cambridge Secondary Grade 8
IGCSE
Practice in Related Chapters
Acid and Bases
The World of Matter
Simple Chemical Reactions
The Rock Cycle
Introducing Chemistry
Metals and Metal Compounds
Elements and Atoms
Separation of Mixtures
Compounds and Mixtures
Rocks and Weathering
Patterns of Reactivity
Chemistry and the Environment
Using Chemistry
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