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Nda chemistry quiz
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Nda chemistry quiz
Quiz
Question 1. Beryllium Sulphate is less soluble in water due to?
High inflammable energy
Low Energy of dissociation
Low inflammable energy
ionic band
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Question 2. What is the name of that system which uses radioactivity to decide the period of materials of pre historic period?
Radium dating
Uranium dating
Carbon dating
Deuterium dating
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Question 3. Cement is made hard with
dehydration
hydration and dissociation of water
Dissociation of water
Polymerisation
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Question 4. What happens when a chemical bond is formed ?
energy is always absorbed
energy in always released
more energy is released than is absorbed
energy is neither released nor absorbed
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Question 5. Which among the following is a carbohydrate?
Nylon
Cane sugar
Turpentine
Hydrogen peroxide
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Question 6. Which one of the following metals pollutes the air of a city having large number of automobiles?
Cadmium
Chromium
Lead
Copper
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Question 7. An atomic pile is used for
producing X rays
conducting nuclear fission
conducting thermonuclear fusion
accelerating atoms
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