Share/Like This Page

Tenth Grade (Grade 10) Chemistry Questions

Create printable tests and worksheets from Grade 10 Chemistry questions. Select questions to add to a test using the checkbox above each question. Remember to click the add selected questions to a test button before moving to another page.

Show Chemistry questions in All Grades.
1 2 3 4 ... 12 next page
Grade 10 :: Atomic Structure by Qalam
In a famous experiment conducted by Ernest Rutherford, positively charged alpha particles were scattered by a thin gold foil. Which of the following is a conclusion that resulted from this experiment?
  1. The nucleus is negatively charged.
  2. The atom is a dense solid and is indivisible.
  3. The mass is conserved when atoms react chemically.
  4. The nucleus is very small and the atom is mostly empty space
Grade 10 :: Reactions by Qalam
To balance a chemical equation, you may adjust the
  1. coefficients
  2. subscripts
  3. formulas of the product
  4. either of coefficients or subscripts
Grade 10 :: Phases of Matter by Qalam
The formation of frost is an example of
  1. condensation
  2. evaporation
  3. deposition
  4. melting point
Grade 10 :: Properties of Matter by Qalam
Surface tension is
  1. skin on the surface of the liquid
  2. the tendency of the surface of the liquids to decrease the area
  3. the spontaneous mixing of two substances
  4. the same as vapor pressure
Grade 10 :: Properties of Matter by Qalam
Which of the following is not a property of typical solids?
  1. definite melting point
  2. high density
  3. easily compressible
  4. low rate of diffusion
Grade 10 :: Properties of Matter by Qalam
The kinetic-molecular theory states that ideal gas molecules
  1. are in constant, rapid, random motion.
  2. have mass and take up space
  3. exert forces of attraction and repulsion on each other.
  4. having high densities compared with liquids and solids.
Grade 10 :: Acids and Bases by SheilaH
Substances with a pH higher than 7 are                .
  1. acids
  2. bases
  3. neutral
  4. radicals
Grade 10 :: Periodic Table and Elements by Qalam
The atomic number of an element is same as the number of
  1. protons.
  2. neutrons.
  3. protons + electrons.
  4. protons + neutrons.
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 :: Atomic Structure by Qalam
Group 17 elements, the halogens, are the most reactive of the nonmetals because they
  1. require only one electron to fill their outer energy level.
  2. have the highest ionization energies.
  3. have the largest atomic radii.
  4. are the farthest to the right in the periodic table.
Grade 10 :: Atomic Structure by Qalam
Which of the following elements has the highest electronegativity?
  1. oxygen
  2. hydrogen
  3. fluorine
  4. carbon
Grade 10 :: Periodic Table and Elements by Qalam
Which of the following elements has the smallest atomic radius?
  1. Sulfur
  2. Chlorine
  3. Aluminum
  4. Sodium
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 :: Atomic Structure by Qalam
Cathode rays are composed of
  1. alpha particles
  2. electrons
  3. protons
  4. neutrons
Grade 10 :: Reactions by Qalam
When zinc is exposed to air, zinc oxide is produced. What happens in this reaction?
  1. Zinc is oxidized, and oxygen is reduced
  2. Zinc is reduced, and oxygen is oxidized.
  3. Both zinc and oxygen are oxidized.
  4. Both zinc and oxygen are reduced
Grade 10 :: Atomic Structure by Melloni
Thallium has two isotopes, thallium-203 and thallium- 205. Thallium's atomic number is 81, and its atomic mass is 204.38 amu. Which statement about the thallium isotopes is true?
  1. There is more thallium-203 in nature
  2. Atoms of both isotopes have 81 protons
  3. Thallium-205 atoms have fewer neutrons
  4. The most common atom of thallium has a mass of 204.38 amu.
Grade 10 :: Bonds and Mixing by Qalam
A polar covalent bond is likely to form between two atoms that
  1. are similar in electronegativity
  2. are of similar size
  3. differ in electronegativity
  4. have the same number of electrons
Grade 10 :: Atomic Structure by Melloni
Which of these descriptions is incorrect?
  1. proton: positive charge, in nucleus, mass of = 1 amu
  2. electron: negative charge, mass of = 0 amu, in nucleus
  3. neutron: mass of = 1 amu, no charge
1 2 3 4 ... 12 next page
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.