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States of Matter 107
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 3
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Amines 2
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Polymers 5
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Biomolecules 13
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Proteins 26
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Enzymes 4
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Lipids 14
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Metabolism 39
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Vitamins 4
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Hormones 1
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Alloys 1
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Nucleus 1
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Cell Cycle 18
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Ecosystem 35
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Biomes 24
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Food Chains 15
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Biodiversity 23
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Habitat 4
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Skeletal System 116
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Nervous System 110
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Porifera 6
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Cnidaria 6
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Nematoda 6
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Annelida 7
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Arthropoda 12
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Mollusca 4
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Chordata 5
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Fish 76
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Amphibians 10
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Reptiles 14
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Birds 2
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Mammals 106
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Anatomy 17
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Physiology 19
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Reproduction 23
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Behavior 63
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Bacteriology 32
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Virology 32
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Mycology 16
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Parasitology 51
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GMOs 4
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Bio Enzymes 21
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Bio Hormones 32
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B Cells 1
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Clouds 1
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Marine Life 47
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Wetlands 5
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Tsunamis 1
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Chemistry Quizzes, Questions & Answers
Recent Chemistry Quizzes
This quiz from 'Chemistry103 (Pharmacgy)' assesses knowledge on basic chemistry concepts including units of measurement, substance properties, and temperature conversion. It targets skills in understanding scientific notation,...
Questions: 10 | Attempts: 296 | Last updated: Mar 20, 2023
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Sample QuestionWhich of the following is the correct decimal power that corresponds to the prefix nano ?
In the field of Chemistry, a chemical change is referred to as an occurrence where one substance combines with a different substance and forms a new substance or where the mixture brings about two or more substances.
What do you...
Questions: 10 | Attempts: 190 | Last updated: Mar 18, 2023
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Sample QuestionWhat can reverse a chemical change?
Chemical change means either reaction between two or more substances to form a new compound or the break down of a compound to simpler compounds. Chemical changes are usually influenced by condition which speeds up or slows...
Questions: 10 | Attempts: 206 | Last updated: Mar 22, 2023
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Sample QuestionWhich of these is not an inorganic change?
Since we are familiar with how chemical changes happen, there are aftermath of the combination of two substances to form a new substance. Effects of chemical changes can be beneficial or harmful to surroundings. What are the...
Questions: 10 | Attempts: 211 | Last updated: Mar 21, 2023
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Sample QuestionWhich of these is not a characteristic of chemical changes?
Chemical Changes occur as a result of combination of two substances through chemical reactions to form new substances. These changes occur after there is a reaction which may gives out heat or absorb heat. Chemical change exists...
Questions: 10 | Attempts: 256 | Last updated: Mar 22, 2023
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Sample QuestionWhich of these is the reaction where heat is absorbed?
This CBT practice for CHM101 by The Officials Educational consult includes questions on chemistry fundamentals, molarity, and ionization alongside general knowledge about the organization.
Questions: 35 | Attempts: 13963 | Last updated: Feb 25, 2024
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Sample QuestionMolarity is defined as ______
We all know that Chemistry books can sometimes be very tiresome and we’re going to save you from them. We are your knights in shining armor, here to sweep you away from those sleep-inducing textbooks and show you a new...
Questions: 10 | Attempts: 692 | Last updated: Mar 18, 2023
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Sample QuestionWhat is the relative formula mass of copper sulfate CuSO4?
Chemistry is a branch of science that deals with the study of matter concerning what it consists of, what its properties are, and how it changes when under varying pressures, temperatures, and/or chemical reactions. The study of...
Questions: 10 | Attempts: 2394 | Last updated: Oct 22, 2024
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Sample QuestionWhich branch of chemistry studies and uses instruments and methods used to separate, identify, and quantify matter?
Just like being able to describe the composition of a baked cake, chemistry is the study of matter, its properties, how and why the constituents combine or is separated to form other substances and it's reaction when it...
Questions: 10 | Attempts: 380 | Last updated: Oct 22, 2024
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Sample QuestionWhat is the term given to the difference between observed value and true value during analysis?
Chemistry is sometimes called central science because it serves as a foundation for understanding both basic and applied scientific courses at a rudimentary level. In the range of its subject, chemistry is at an intermediate...
Questions: 10 | Attempts: 370 | Last updated: Oct 22, 2024
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Sample QuestionWhat is the branch of chemistry that deals with the relationship between electricity and chemical change?
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