What Element Has 4 Protons 5 Neutrons And 4 Electrons. A.10 b.5 c.8 d.9 last updated date: The element with atomic number 4 is beryllium, which means each atom of beryllium has 4 protons.
Atoms with 4 protons are always beryllium. Web answer 4 protons, 5 neutrons, and 4 electrons are there in an atom of beryllium. 5 neutrons means that the atom has a mass number of 9. The lithium element has an atomic number of 3 and an atomic mass of 7. Helium has 2 protons, 2 neutrons and 2 electrons. A stable atom would have 4 neutrons and 4 electrons. A 10 b 5 c 8 d 9 medium solution verified by toppr correct option is d) mass number. Beryllium has atomic number 4, which means it has 4 protons in its nucleus, and 4 electrons in its orbitals. A stable atom would have 4 neutrons and 4 electrons. Protons and neutrons have approximately the same mass, about 1.67 × 10−24 grams.
Web how many protons does it have? Web the element with atomic number 4 is beryllium, which means each atom of beryllium has 4 protons. Web do electrons and protons have the same mass? The only stable isotope of beryllium has 5. Web protons are electrochemically positive in charge and the neutrons are electrochemically neutral in charge while electrons are electrochemically negatively. 22nd feb 2023 • total. Since it has 4 protons, it must have an atomic number of 4. The lithium element has an atomic number of 3 and an atomic mass of 7. Web elements are defined by the number of protons in the element. Web 4 protons 4 electrons 5 neutrons subtract the number of of protons from the atomic weight what element contains four protons and four neutrons and four. Protons and neutrons have approximately the same mass, about 1.67 × 10−24 grams.
