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  • Cursos 100% gratuitos, incluindo certificado também de graça
  • Milhares de exercícios para testar seus conhecimentos após assistir os vídeos
  • Certificado gerado diretamente na galeria de fotos do seu celular
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Why study and learn with Cursa?

100% free online courses from start to finish

Digital certificate also free and valid (issued at the end of the course)

Exercises produced exclusively for classes

The largest selection of free online courses on the Internet

About Chemistry free online courses

Chemistry courses cover a wide range of topics related to the study of matter and its properties, as well as the changes it undergoes through chemical reactions. In these courses, students will learn about the fundamental principles of chemistry, including atomic structure, chemical bonding, and the behavior of gases, liquids, and solids.

Chemistry courses typically involve laboratory work, where students will gain hands-on experience conducting experiments and analyzing data. These experiments may include synthesizing compounds, determining their properties, and investigating chemical reactions.

Advanced chemistry courses may focus on specific areas of chemistry, such as organic chemistry, biochemistry, or physical chemistry. These courses may explore topics such as chemical kinetics, thermodynamics, quantum mechanics, and spectroscopy.

Chemistry courses are essential for students pursuing careers in science, engineering, medicine, and many other fields. They provide a strong foundation in scientific reasoning and problem-solving skills, as well as a deep understanding of the natural world at the molecular level.

100% free courses

All our courses are free from start to finish, the student does not pay any kind of fee to study, so we are a course platform accessible to everyone.

Free digital certificate

In addition to taking the course for free, you also receive the Certificate for free.

Online courses with exercises

Some of our courses have exercises produced exclusively for our platform, helping you to practice the knowledge acquired in the course.

Download our app

Only by downloading the Cursa application you have access to receive the digital certificate for free, in addition to several other exclusive features, download at Google Play or at App Store ( Apple ).

About more courses from our platform

In all, there are more than 1000 courses, divided into more than 400 categories in 5 different languages, where we provide the digital certificate for free to everyone.


Free Certificate

After completing the course you will have free access to the digital certificate of course completion.

How to get it for free: It is only possible to issue the certificate in our application, which can be downloaded from Google Play or App Store, so you can take the online course here and use the app only to issue the certificate. Being that you can also take the courses through the app if you wish.

In digital format: After completing the course and generating the certificate through the application, the image of the same will be generated in the photo gallery of your cell phone and will also be sent to your email.

Why the certificate is important: You can use it to improve your resume, to rise in careers or positions, to enrich your knowledge and among several other applications.

See more about the Certificate

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