Form 5 revision: Structure of atom (Form 4 chapter 2)
Assessment
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yin hong
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Chemistry
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12th Grade
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1K plays
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Medium
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12 questions
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1.
Fill in the Blank
What is the process occurs when iodine is heated?
2.
Multiple Choice
The graph shows ____________________________.
supercooling curve
heating curve
cooling curve
3.
Multiple Choice
This graph will occur when _______________.
the substance is not cooled evenly
the substance is hard
the substance has a low melting point than the room temperature
the substance has a high melting point
4.
Multiple Choice
Which of the following is true?
Liquid particles absorb heat and turn into solid
Gas molecules contain more kinetic energy than liquid molecules
Solid has lower force of attraction between molecules than liquid
The process to turn liquid to gas is condensation
5.
Multiple Select
Rate of diffusion can be increased by ___________________
decreasing the temperature
increasing the temperature
having a lower molecular mass
having a higher molecular mass
6.
Multiple Choice
Which of the following has the highest rate of diffusion?
ammonia
hydrogen chloride
methane
carbon dioxide
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