The number of can determine the chemical element.
A: neutron
B: electron
C: atom
D: proton
A: neutron
B: electron
C: atom
D: proton
举一反三
- What is the essence of cathode rays? A: proton B: neutron C: electron D: atom
- For the same nuclide, which character must be identical? () A: Proton number B: Neutron number C: Electrons number D: Energy state
- A chemical compound that contains two atoms of oxygen and one atom of another chemical element is called ______
- In 1932, physicists engaged in studying the atom and its nucleus had only three particles to consider: the proton, the neutron ,and the electron.
- CO can cause cellular respiratory arrest, the mechanism is A: It’s an uncoupler. B: Most of the energy from oxidizing substances is released as heat. C: Block proton reflux D: Block electron transfer between Cytb and Cytc1 E: Block electron transfer between Cytaa3 and O2