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Eleventh Grade (Grade 11) Chemistry Questions

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Grade 11 Atomic Structure
Which of the following correctly represents the charge of an electron?
  1. Positive
  2. Negative
  3. Neutral/no charge
Grade 11 Bonds and Mixing
Which statement best describes the nature of a covalent bond?
  1. Electrons are shared between atoms.
  2. Electrons are given up or taken from or by atoms.
  3. Electrons have nothing to do with these bonds.
Grade 11 Molecules and Compounds
The VSEPR model is important because it can be used to
  1. find molecular shape.
  2. find ion charge.
  3. draw correct resonance structures.
  4. measure intermolecular distances.
Grade 11 Chemistry
Which branch of chemistry deals with substances that are chemical combinations of elements other than carbon?
  1. organic chemistry
  2. physical chemistry
  3. inorganic chemistry
  4. analytical chemistry
Grade 11 Reactions
Which of the following reactions is considered endothermic?
  1. acid neutralising alkali causing a temperature increase
  2. adding magnesium to hydrochloric acid
  3. calcium carbonate decomposing when heated
  4. combustion of fossil fuels
Grade 11 Molecules and Compounds
Among the following, what is the molecule with linear geometry?
  1. C2H4
  2. BeF2
  3. NH3
  4. H2O
Grade 11 Atomic Structure
Which of these describes an electron?
  1. has no charge
  2. is not present in the atom's energy shells
  3. is a single positive charge
  4. is a single negative charge
  5. is found in the nucleus of the atom
Grade 11 Macromolecules
What are the four main groups of organic molecules that combine to build cells and their parts? Select all that apply.
  1. water (hydration)
  2. carbohydrates (energy)
  3. lipids (energy and energy storing)
  4. vitamins and minerals (various functions)
  5. protein (building muscles)
  6. nucleic acids (storing and transmitting genetic information)
Grade 11 Atomic Structure
Who was able to isolate the neutron in the 1930s?
  1. J.J. Thomson
  2. Ernest Rutherford
  3. Robert Millikan
  4. James Chadwick
Grade 11 Electrochemistry
What kind of chemical reactions spontaneously takes place in electrochemical cells?
  1. decomposition reaction
  2. redox reaction
  3. synthesis reaction
  4. displacement reaction
Grade 11 Molecules and Compounds
Which of the following helps to identify the specific intermolecular forces existing between molecules?
  1. bond type
  2. density
  3. solubility
  4. molecular polarity
Grade 11 Thermodynamics
The Boltzmann constant shows a relationship between temperature and
  1. the velocity of each particle.
  2. the mass of each particle.
  3. the entropy of each particle.
  4. the energy of each particle.
Grade 11 Properties of Matter
Which of the following processes suggests that kinetic energy has increased?
  1. evaporation
  2. condensation
  3. freezing
  4. the heating of a solid
Grade 11 Nuclear Chemistry

This question is a part of a group with common instructions. View group »

Which type of radioactive decay emits particles with the greatest mass?
  1. beta
  2. alpha
  3. gamma
  4. electrons
Grade 11 Organic Chemistry
We describe organic chemistry as the study of
  1. changes, properties, and relationships between energy and matter.
  2. the chemistry of all possible living things.
  3. minerals, crystals, and geological formations.
  4. compounds that possess carbon in their structures.
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