How many protons, neutrons, and electrons are there in a neutral atom of 240Am (americium-240)? The atomic number of an atom of an element is 17 while its mass number is 35. How many neutrons does the atom have? How many protons, neutrons, and ele...
Alpha decay is the only way in which an atom will spontaneously lose protons. An alpha particle consists of two protons and two neutrons. It is essentially the nucleus of a helium atom. After an atom undergoes an alpha emission, it has two fewer protons and becomes an atom of a different...
How many neutrons does hassium have? How many neutrons are in the isotope carbon-14? How many protons, neutrons and electrons does calcium have? How many neutrons does fermium have? What is the number of neutrons in Se? How many protons, electrons, and neutrons are in Hydrogen-3 atom?
How many chlorine atoms are in 4.3 grams of phosphorous trichloride? What is the difference between moles and grams? How many hydrogen atoms, which measure 0.1 nm across, will fit across a single caesium atom with a diameter of 0.6 nm ? How many neutrons, protons, and electrons are in ca...
How many hydrogen atoms would have the same mass as one calcium atom? How many valence electrons does Hydrogen have? How many bonds does selenium have with hydrogen? How many atoms can be on one element? How many atoms are in oxygen? How do hydrogen bonds between water molecules occur?
Atomic number:The number of protons in an atom's nucleus is referred to as the atomic number of that element. The number of protons defines what element it is and determines its chemical behavior. For example,carbon atomsalways have six protons;hydrogen atomsalways have one; andoxygen atomsalw...
An atom that has an equal number of protons and electrons is neither positive nor negative -- it has no net charge. If that atom gains or loses electrons, however, it may become a cation, an ion with a positive charge, or an anion, an ion with a negative
Each of its atoms has a nucleus with 92 protons and 143 neutrons. Fire a neutron at uranium-235 and you turn it into uranium-236: an unstable version of the same atom (a radioactive isotope of uranium) with 92 protons and 144 neutrons (remember that you fired an extra one in). ...
When an unstable atom disintegrates, it produces particulate radiation, including alpha and beta particles. For example, when radioactive elements like uranium, radium and polonium decay, they release radioactive alpha particles. These particles, made up of protons and neutrons, are large and can ...
In the neutral, non-charged state, every atom has the same number ofelectronsas it does protons. Elements starting with helium also contain a number ofneutronssimilar to and usually slightly in excess of the proton number. Variants of elements with different numbers of neutrons are called isotope...