![hidrojen v.jpg](https://steemitimages.com/DQmTZChU3bZqtycCuvFV2Pf3sr5rk4xp1BL5tRpJaatbvW6/hidrojen%20v.jpg)
- HYDROGEN is the lightest, smallest, most common element in the universe.
![nitrogen ç.png](https://steemitimages.com/640x0/https://steemitimages.com/DQmSUGzP5PPeSQ4EH3vsww6gyCRFhixDjYBXV4zWicyEgin/nitrogen%20%C3%A7.png)
- Some forms of NITROGEN, which are found in 71% of air, are toxic. Also, some of the formats cause a dizziness.
![f.jpg](https://steemitimages.com/DQmbp8hcGzxoh2aMDvd35MJKwsNbrJNg24YHcR4XKZ6suej/f.jpg)
- FLUORINE can react nearly with all elements.
![naa.jpg](https://steemitimages.com/640x0/https://steemitimages.com/DQmX3FRoYpy9hzNTAqSjsQvM52TzQgqpJXLcQTQaNNxoSJJ/naa.jpg)
- SODIUM is found in the oceans but when at the pure status, violently reacts with water.
![alüminyum1.jpg](https://steemitimages.com/DQmPr2gpZwTF6FBfoHvcwnCahQ9r3dM15TXUxxS1AMDT6gb/al%C3%BCminyum1.jpg)
- ALUMINUM is a light and solid metal and is often used in beverage cans.
![mn.jpg](https://steemitimages.com/640x0/https://steemitimages.com/DQmV3UDPCYNQg5VZ21xk829j2KZ1Ch2a5P3mB7FsrEecfbE/mn.jpg)
- MANGANESE is toxic. Symptoms are hallucinations and nerve diseases.
![kobalt.JPG](https://steemitimages.com/DQmUkwhP3FwqnddG3NzorUkUEGBeG932v1iyy1UesSeKuat/kobalt.JPG)
- COBALT helps you create the most powerful magnet in the world.
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