Chemistry, asked by aayushman32, 10 months ago

What is O2???? It is such a jard question answer to get 100 points......!!!!!

Answers

Answered by AishG

Explanation:

O2 is the chemical formula of Oxygen gas . It is found in the percentage of 21 in the Earth's atmosphere. Its necessary to carry out processes within human body moreover it is important for combustion. Its atomic number is 8.

Answered by EthicalElite

The molecule O2 takes 2 atoms of Oxygen to make a molecule of oxygen. These types of elements are called diatomic elements, because the element exists in its pure form as a molecule composed of 2 atoms of the element.

$<!DOCTYPE html><html lang="en"><head><title>Captain America Shield</title></head><div class="container"><div class="circle outer-lv3"><div class="circle outer-lv2"><div class="circle outer-lv1"><div class="center"><div class="arrow top"></div><div class="arrow left"></div><div class="arrow right"></div></div></div></div></div></div><style>html, body {background:#0846A8;height: 500px;}.container {width:100%;height: 100%;display: flex;justify-content: center;align-items: center;}.circle {border-radius: 50%;display: flex;flex-direction: row;justify-content: center;align-items: center;border:1px solid #000;}.outer-lv3 {background-image: linear-gradient(#870000,#FF4040,#870000);height: 260px;width: 260px;-webkit-animation: turning 8s infinite linear;animation: turning 8s infinite linear;}@-webkit-keyframes turning {0% {transform: rotate(0deg)}100% {transform: rotate(360deg)}}@keyframes turning {0% {transform: rotate(0deg)}100% {transform: rotate(360deg)}}.outer-lv2 {background: #fff;background-image: linear-gradient(#DBD9D9,#FAFAFA,#DBD9D9);height: 210px;width: 210px;}.outer-lv1 {background-image: linear-gradient(#870000,#FF4040,#870000);height: 150px;width: 150px;}.center {background-image: linear-gradient(#0846A8,#277AFF,#0846A8);height: 100px;width: 100px;border-radius: 50%;position: relative;overflow: hidden;border:1px solid #000;}.arrow {border-top: 35px solid #EDE8E8;border-bottom: 48px solid rgba(0,0,0,0.0);border-left: 48px solid transparent;border-right: 48px solid transparent;position: absolute;height: 0;width: 0;}.top {top: 35px;left: 2px;}.left {transform: rotate(72deg);top: 16px;left: -24px;}.right {transform: rotate(-72deg);top: 16px;left: 25px;}</style></body></html>$