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  - Polymer Chemistry
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  - Theoretical Chemistry
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    - Reaction Dynamics 81
    - Electronic Structure 100
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    - Spectroscopy Theory 5
  - Medicinal Chemistry
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  - Green Chemistry
    - Sustainable Design 4
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    - Green Synthesis 5
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  - Materials Chemistry
    - Crystal Structure 6
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    - Composites 8
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- Biology
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  - Genetics
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  - Evolution
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    - Biodiversity 28
    - Ecological Conservation 47
    - Habitat 5
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    - Skeletal System 117
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    - Respiratory System 44
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    - Immune System 11
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    - Sensory Organs 56
  - Botany Plant Biology
    - Plant Anatomy 38
    - Plant Morphology 5
    - Plant Physiology 68
    - Photosynthesis 53
    - Plant Reproduction 22
    - Plant Growth 5
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    - Plant Taxonomy 43
    - Plant Ecology 19
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  - Zoology Animal Biology
    - Classification 38
    - Porifera 6
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    - Mollusca 5
    - Echinodermata 6
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    - Fish 76
    - Amphibians 10
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    - Birds 5
    - Mammals 106
    - Anatomy 2
    - Physiology 27
    - Reproduction 26
    - Development 6
    - Behavior 63
  - Microbiology
    - Microbial Structure 5
    - Bacteriology 33
    - Virology 34
    - Mycology 16
    - Parasitology 59
    - Microbial Genetics 5
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  - Biotechnology
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    - Bioinformatics 6
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  - Molecular Biology
    - Biological Biomolecules 8
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    - Bio Nucleic Acids 5
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  - Immunology
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Exams & Certifications

7th Grade Physical Chemistry Quizzes, Questions & Answers

Recent Physical Chemistry Quizzes

Identifying Physical and Chemical Properties

Questions: 5 | Attempts: 434 | Last updated: Apr 2, 2025

Sample Question
Physical or Chemical Property? A marshmallow turns black when toasted too long in a campfire.

Physical Property

Chemical Property

Physical Science Module 4

Questions: 15 | Attempts: 361 | Last updated: Mar 20, 2025

Sample Question
The use of electricity to break a molecule down into smaller units refers to:

Electrodes

Experimental error

Electrolysis

Cold Fusion

C02 - Structure Of Atom

Questions: 60 | Attempts: 746 | Last updated: Mar 21, 2025

Sample Question
What is the first step in a scientific investigation?

Making a hypothesis

Making an observation

Identifiying the problem

Planning an experiment

Physical and Chemical Properties and Changes-test A

Questions: 35 | Attempts: 1739 | Last updated: Apr 2, 2025

Sample Question
The amount of matter something has.

Acid

Base

Chemical property

Mass

Test 11 Chemical Building Blocks Chapter 1 Sections 1,2,&3

Questions: 25 | Attempts: 316 | Last updated: Mar 20, 2025

Sample Question
One example of a physical change is

burning paper.

. baking cookies.

heating table sugar.

dissolving salt in water.

CSS Everyday Science 20101

Questions: 26 | Attempts: 146 | Last updated: Mar 14, 2025

Sample Question
Water is heated in a kettle. Te inside water is heated by convection. A person sitting near the fire receives heat by :

Conduction

Convection

Radiation

Reflection

None of these

Topic 7 - Properties Of Substances

Questions: 11 | Attempts: 216 | Last updated: Mar 21, 2025

Sample Question
Non-metals do not conduct electricity. Which non-metal is the only exception?

Carbon (diamond)

Carbon (graphite)

Silicon

Chlorine

Physical and Chemical Properties Of Matter

Questions: 7 | Attempts: 903 | Last updated: Mar 21, 2025

Sample Question
Classify each of the following as a chemical change

Melting butter

Bleaching hair

Getting permanent that curls your hair

Dissolving road grease on your car with a commercial solvent

6th Grade 4.2- Physical and Chemical Changes

Questions: 10 | Attempts: 4515 | Last updated: Mar 22, 2025

Sample Question
Most matter can undergo ______________, which is any change in size, shape, or form.

Chemical change

Physical change

Physical property

Holt Science Spectrum - Physical Science

Questions: 42 | Attempts: 331 | Last updated: Oct 11, 2025

Sample Question
What has fixed compositions and definite properties?

Mixture

Atoms

Pure substance

Molecules

Compounds

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