Question

match each scientist with the best description of his work APEX. A.Dalton B.Thomson C.Bohr D.De Broglie and Schrodinger E.Chadwick F.Mendeleev G.Moseley 1.Atoms contain neutrons 2.There are negatively charged particles in atoms 3.The periodic table is organized by atomic number 4.Electrons are a negatively charged cloud around the nucleus 5.Matter is made up of atoms 6.The periodic table is organized by atomic mass 7.Electrons move in orbits around the nucleus

Answer 1

Here are the following matches for your questions:

1.Atoms contain neutrons - E.Chadwick
2.There are negatively charged particles in atoms - D.De Broglie and Schrodinger
3.The periodic table is organized by atomic number -A.Dalton
4.Electrons are a negatively charged cloud around the nucleus- B.Thomson
5.Matter is made up of atoms - F.Mendeleev
6.The periodic table is organized by atomic mass - G.Moseley
7.Electrons move in orbits around the nucleus - C.Bohr