When drawing a Lewis structure for a molecule how do you know what symbol at the center of the structure Any element's symbol in the chemical formula can be placed at the center of the Lewis structure

The element there is more than one of in the formula is usually placed at the center of the Lewis structure.

The element there is only one of in the formula is usually placed at the center of the Lewis structure.

Nuclear fusion is the source of energy for stars. besides hydrogen, which other element is most likely also common in stars?

Select all that apply. a beta particle: is electromagnetic energy is an electron has zero charge is emitted from the nucleus has a +2 charge has a -1 charge

Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons