Chemistry Quizzes, Questions & Answers
Recent Quizzes
Multiple choice + explanations.
Questions: 50 | Attempts: 116 | Last updated: Mar 14, 2024
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Sample QuestionWhat is the total number of valence electrons in a calcium atom in the ground state?
end of semester quiz for high school chemistry
Questions: 70 | Attempts: 84 | Last updated: Jun 27, 2024
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Sample Questionconvert 20g to kg
Can you beat this Grade 9 chemistry test? Atoms are the smallest and main building blocks of ordinary matter, and they join together to form molecules that make the objects around us. In 9th grade chemistry, we got to dive deeper...
Questions: 10 | Attempts: 74004 | Last updated: Oct 24, 2024
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Sample QuestionElements consist of a single type of atom.
Chemistry exam prep
Questions: 21 | Attempts: 98 | Last updated: Nov 10, 2023
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Sample QuestionAn ideal gas is a hypothetical gas
Prepare to test your chemistry knowledge with our Honors Chemistry Exam quiz! This challenging and informative quiz is designed for high-achieving students, science enthusiasts, and anyone looking to deepen their understanding...
Questions: 115 | Attempts: 228 | Last updated: Jun 5, 2024
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Sample QuestionA chemical can be defined as
Are you ready to dive into the fascinating world of atoms and molecules? Our Concepts of Atom and Molecules Quiz is designed to challenge and expand your understanding of these fundamental building blocks of chemistry. Test your...
Questions: 20 | Attempts: 232 | Last updated: May 10, 2024
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Sample QuestionThe smallest particle of an element is called?
Try this awesome “Chemistry Unit 1 Practice Test Questions And Answers" quiz and let's see how well-versed you are in chemistry. The quiz is made to test your understanding of the fundamental concepts of chemistry....
Questions: 42 | Attempts: 7323 | Last updated: Jun 7, 2024
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Sample QuestionWhat is chemistry?
Quiz for students covering some Chemistry topics taught in Key stage 3
Questions: 10 | Attempts: 4294 | Last updated: Mar 22, 2023
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Sample QuestionWhat is the pH of a weak acid?
A quiz with a compilation of all we learnt in our chemistry unit.
Questions: 37 | Attempts: 1703 | Last updated: Mar 22, 2023
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Sample QuestionWhich are pure substances?
Revise your chemistry unit 2 with this quiz!!!
Questions: 20 | Attempts: 550 | Last updated: Mar 20, 2023
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Sample QuestionWhat is a row in a Periodic Table called?
Do you know what the term molarity means? M denotes molarity, and it is defined as the number of moles of solute present in one liter of solution. To obtain molarity, you will need to divide the moles of the solute by liters of...
Questions: 10 | Attempts: 639 | Last updated: Mar 22, 2023
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Sample QuestionHow do you prepare a .3 M solution of NaCl? The molar mass of NaCl is 22.99 + 35.45. Since a .3 M solution is required, multiply the molar mass by .3. Water is added to the 1-liter mark. REMEMBER: Molarity is Moles per Liter solution. The liter solution INCLUDES the water AND the salt -- salt has volume -- so it will be less than 1 Liter of water.
Questions: 34 | Attempts: 350 | Last updated: Mar 21, 2023
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Sample QuestionDuring diagnostic accuracy studies in evidence-based laboratory medicine, a laboratory test being studied, for example, produces results that are compared with the "gold standard" of testing, which would be the currently used assay or assay system. The test method of interest is referred to as...
Do you know something about chemistry solubility? Solubility is the capacity of a solid, liquid, or gaseous chemical substance to dissolve in the solvent and form a solution. The solubility of an ingredient depends on the...
Questions: 8 | Attempts: 10146 | Last updated: Mar 26, 2024
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Sample QuestionAccording to this solubility curve, how many grams of solute A can be completely dissolved at 70 degrees celsius in 100 grams of water, according to the attached graph?
All topics required for C7 at GCSE level.
Questions: 6 | Attempts: 1931 | Last updated: Jul 10, 2024
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Sample QuestionWhich two atoms make up Hydrocarbons?
What do you know about solubility? Would you like to take this quiz? Solubility is the property of a solid, fluid, or gaseous biological material called solute to dissolve in a solid, liquid, or gaseous solvent. The solubility of...
Questions: 10 | Attempts: 1114 | Last updated: Mar 22, 2023
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Sample QuestionWhen 30 grams of potassium nitrate, KNO3, is dissolved in 100 grams of water at 20 ºC, the solution can be correctly described as:
Do you know everything about Chemistry? Take this difficult Chemistry quiz with questions and answers, and see how well you understand the subject. The difficulty level of this quiz is a bit high, so be prepared to answer. Go for...
Questions: 28 | Attempts: 2889 | Last updated: Aug 21, 2023
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Sample QuestionIf 50.0 g of benzene, C6H6, at 25.00C absorbs 2.71 kJ of energy in the form of heat, what is the final temperature of the benzene? The specific heat of benzene is 1.72 J/g·0C.
Questions: 40 | Attempts: 97 | Last updated: Feb 7, 2024
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Sample QuestionDiagram 1 shows the atomic model of an atom. Which of the following scientists suggested the model?
Test qustions on carbohydrates, lipids, protein and all things chemistry!!!!!
Questions: 68 | Attempts: 120 | Last updated: Mar 20, 2024
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Sample QuestionThe main storage form of glucose in animals is:
Chemistry, at its core, is the study of matter and its properties as well as how matter changes. It is a field that explores the very essence of our world, from the air we breathe to the complex molecules that make up living...
Questions: 10 | Attempts: 88889 | Last updated: Oct 23, 2024
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Sample QuestionWhat is the chemical symbol for gold?
This is a quiz covering relative masses and the early development of the atom!
Questions: 8 | Attempts: 90 | Last updated: Nov 10, 2023
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Sample QuestionThe smallest representative part of an element is:
Good luck on your final!
Questions: 30 | Attempts: 1378 | Last updated: Mar 19, 2023
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Sample QuestionAn example of phosphorescence would be
When it comes to chemistry, students are expected to understand how to balance equations and chemical reactions. When mixed, different elements form a solution, and the changes can either be physical or chemical. Test your...
Questions: 10 | Attempts: 888 | Last updated: Mar 21, 2023
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Sample QuestionA reaction that causes a chemical change is called _____.
Review for first semester Chemistry course
Questions: 34 | Attempts: 200 | Last updated: Mar 22, 2023
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Sample QuestionThe density of a substance is 48 g/ml. What is the volume of a sample that is 19.2 g?
Production of Materials Revision
Questions: 20 | Attempts: 910 | Last updated: Mar 22, 2023
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Sample QuestionThe following reaction occurs during the cracking of hydrocarbon molecules: C18H36 --> 2C8H16 + Z What is the name of compound Z?
Why should we study chemistry? Chemistry teaches us valuable life skills such as learning how to be objective and reason, and solve complicated problems. Also, everything is made up of chemicals, as chemicals are everywhere in...
Questions: 8 | Attempts: 570 | Last updated: Mar 22, 2023
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Sample QuestionHow much heat energy must be absorbed to completely melt 35.0 grams of H2O(s) at STP?
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