Question

what is hydrogen and what are it's effect
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Answer 1

Hydrogen is a chemical element with the symbol H and atomic number 1. With just one proton and one electron, it is the most common element, making up 75% of the mass of the entire universe. ... Rather, when hydrogen burns, it reacts with the oxygen in the air to create heat. This heat is then used for energy.

Inhalation: High concentrations of this gas can cause an oxygen-deficient environment. Individuals breathing such an atmosphere may experience symptoms which include headaches, ringing in ears, dizziness, drowsiness, unconsciousness, nausea, vomiting and depression of all the senses.

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Answer 2

Hydrogen. First element in the periodic table. In normal conditions it's a colourless, odourless and insipid gas, formed by diatomic molecules, H2. The hydrogen atom, symbol H, is formed by a nucleus with one unit of positive charge and one electron. ... Uses: The most important use of hydrogen is the ammonia synthesis.