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States of Matter 111
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 5
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Ketones 5
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Amines 5
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Polymers 5
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Biomolecules 14
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Proteins 26
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Enzymes 5
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Lipids 14
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Metabolism 40
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Vitamins 6
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Hormones 6
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Prodrugs 5
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Nucleus 5
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Cell Cycle 18
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Ecosystem 36
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Biomes 24
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Food Chains 16
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Biodiversity 28
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Habitat 5
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Skeletal System 116
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Nervous System 121
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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 5
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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 5
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Mammals 106
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Anatomy 17
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Physiology 24
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Reproduction 26
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Behavior 63
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Bacteriology 33
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Virology 33
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Mycology 16
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Parasitology 59
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Bio Enzymes 21
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Bio Hormones 32
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9th Grade Periodic Table Quizzes, Questions & Answers
Recent Periodic Table Quizzes
Questions: 12 | Attempts: 496 | Last updated: Oct 16, 2025
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Sample QuestionLi, Na and K belong to the _________________ family.
Questions: 10 | Attempts: 1631 | Last updated: Mar 22, 2025
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Sample QuestionAs one travels down through a family of elements, the size of the atoms of those elements
Questions: 11 | Attempts: 214 | Last updated: Apr 22, 2025
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Sample QuestionValence electrons are those electrons in the outermost layers of an atom.
Questions: 15 | Attempts: 113 | Last updated: Aug 22, 2025
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Sample QuestionLi, Na and K belong to the _________________ family.
Questions: 17 | Attempts: 118 | Last updated: Oct 16, 2025
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Sample QuestionWho created the Periodic table?
Questions: 17 | Attempts: 289 | Last updated: Mar 21, 2025
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Sample QuestionEach energy level of an atom has a maximum number of ____ it can hold.
Questions: 13 | Attempts: 187 | Last updated: Mar 21, 2025
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Sample QuestionA substance is tested and is found to have the following physical properties: high electrical conductivity, malleability, high luster. The substance is most likely a _____.
Questions: 10 | Attempts: 4201 | Last updated: Mar 21, 2025
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Sample QuestionWhich of the following elements has the most protons?
Questions: 25 | Attempts: 941 | Last updated: Mar 21, 2025
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Sample QuestionIonization energy refers to
Questions: 25 | Attempts: 657 | Last updated: Mar 21, 2025
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