https://padlet.com/burneje/pej509mdq8zft3xm made from matter en-us 2021-05-04 21:57:49 UTC 2021-05-04 22:06:19 UTC hello@padlet.com burneje https://padlet.com/burneje/pej509mdq8zft3xm/wish/1491866151 Helium is in the Noble Gas family in Group 18. It has 2 protons and 2 electrons. It is lighter than Oxygen (why it floats in balloons).]]> 2021-05-04 22:05:12 UTC https://padlet.com/burneje/pej509mdq8zft3xm/wish/1491866151