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Tenth Grade (Grade 10) Chemistry Questions

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Grade 10 :: Matter by Ms_VThomas
Grade 10 :: Periodic Table and Elements by Qalam
Sodium, mercury, argon, and neon are used in the production of lamps. There are fewer
safety guidelines regarding the handling of neon and argon than for mercury and sodium.
Which of the following best describes the elements within the group of the periodic table that contains neon and argon gas?
  1. Gaseous at room temperature and highly reactive with metals
  2. Solid at room temperature and mildly reactive with strong acids
  3. Gaseous at room temperature and mostly unreactive with metals
  4. Solid at room temperature and mostly unreactive with strong acids
Grade 10 :: Reactions by Qalam
Which of the following includes an example of a chemical property of an element?
  1. Aluminum is a solid at room temperature and is a poor thermal insulator.
  2. Sulfur is not shiny and is not malleable.
  3. Sodium is a solid at room temperature and reacts with other elements.
  4. Silicon is shiny and is a poor conductor of electricity.
Grade 10 :: Periodic Table and Elements by Qalam
Grade 10 :: Bonds and Mixing by teachchemistry
Given the equation below:
HCl + energy [math]rarr[/math] H + Cl
How can this equation be described?
  1. This reaction is endothermic, and the heat is released
  2. This reaction is exothermic, and the heat is released
  3. This reaction is exothermic, and the heat is absorbed
  4. The reaction is endothermic, and the heat is absorbed
Grade 10 :: Matter by teachchemistry
How can all matter be defined?
  1. As anything with mass, only
  2. As anything that occupies space, only
  3. As anything that contains pure substances, only
  4. As anything with mass that occupies space
Grade 10 :: Matter by teachchemistry
Which of the following correctly describes an ideal gas, according to Kinetic Molecular Theory?
  1. Gases exert forces on each other
  2. Gases move in a circular way
  3. Gases' average kinetic energy is directly proportional to temperature
  4. Gases have small spaces separating them
Grade 10 :: Matter by teachchemistry
Which of the following occurs as a result of increasing volume?
  1. Temperature decreases
  2. Temperature increases
  3. Temperature remains the same
  4. Temperature remains the same, but pressure increases
Grade 10 :: Matter by teachchemistry
Which of the following occurs as a result of temperature increasing?
  1. The pressure decreases
  2. The pressure remains the same
  3. The pressure increases
  4. The pressure remains the same, but volume increases
Grade 10 :: Matter by teachchemistry
Which of the following correctly describe the result of collisions?
  1. No pressure is exerted, but the gas expands
  2. Pressure is exerted and each gas particle expands
  3. Pressure results from the collisions
  4. None of the above
Grade 10 :: Matter by teachchemistry
Which of the following components comprise an atom?
  1. Elements and nucleons
  2. Nucleons and electrons
  3. Compounds and nucleons
  4. Substances and electrons
Grade 10 :: Matter by teachchemistry
Which of the following units comprises an element?
  1. homogeneous mixtures
  2. compounds
  3. atoms
  4. heterogeneous mixtures
Grade 10 :: Matter by teachchemistry
Which of the following is NOT a property of a compound?
  1. It can be decomposed into simpler substances
  2. It can be homogeneous
  3. It can be formed by physically combining two or more elements
  4. It consists of elements
Grade 10 :: Matter by teachchemistry
Which of the following is NOT a property of an element?
  1. It is pure
  2. It can be decomposed into simpler substances
  3. It is homogeneous
  4. They can be combined to form compounds
Grade 10 :: Matter by teachchemistry
Which of the following correctly represents the result of increasing the volume of a gas, according to the Kinetic Molecular Theory?
  1. pressure increases
  2. pressure decreases
  3. pressure remains constant
  4. pressure remains constant, but temperature increases
Grade 10 :: Matter by teachchemistry
Which of the following correctly describes the shape and volume of gases?
  1. definite shape and volume
  2. indefinite shape and volume
  3. definite shape and indefinite volume
  4. indefinite shape and definite volume
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