0
Atomic number is the number of protons in the nucleus of an atom while the mass number is the sum of the protons and neutrons in the nucleus of an atom. for example lithium has an atomic number of 3 and a mass number of 7. Therefore lithium has 3 protons and 4 neutrons.
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
Which element has an atomic number between 27 and 31?
Atomic number 27 : Cobalt Atomic number 28 : Nickel Atomic number 29 : Copper Atomic number 30 : Zinc Atomic number 31 : Gallium
What is the relationship between the atomic number of protons and the atomic number?
The atomic number and number of protons are always the same in a normal element.
What is the atomic number of NA plus 1?
11...There are 11 electrons in Na1+ the only difference between Na1+ and Na is Na1+ has 1 more proton...there is no difference in electrons. Hope this helps :)
What is the relationship between the atomic number and the elements identity?
Every elements has atomic number, elements identity determined the number of protons in its nucleus.
How many protons does darmstadtium have?
Number of neutrons = Atomic mass of an isotope - Atomic number of an element The atomic number of darmstadtium is 110; darmstadtium isotopes has massess between 267 and 281.
What best describes the number of neutrons in an atom?
It is equal to the difference between atomic number and Atomic Mass number. A+
Explain the difference between atomic mass and atomic number?
Explain what evidence is available on the periodic table that supports the idea of isotopes?
the difference between the atomic number and the average weight
What is the difference between the atomic number o bromine and the atomic number of chlorine?
Yes
What is the difference between the atomic number an its atomic mass?
Atomic number is the amount of electrons. Atomic mass is the amount of protons and neutrons.
What is the difference between the atomic number and the atomic mass?
Atomic mass is the mass of 1 mole of the element. Atomic number is the number of protons the element has
What is the difference between number of protons and neutrons and atomic number?
g
What is the difference between americium and neptunium?
Neptunium has the atomic number 93 and americium has the atomic number 95.
What is the difference between mass number and atomic number?
atomic number = number of protons mass number = number of protons + number of neutrons
What is an element with 20 neutrons?
Calcium-40: The atomic number of calcium is 20 and the number of neutrons is always the difference between the atomic mass and the atomic number.
What is the difference between atomic mass and atomic number?
Atomic mass is the mass of an atom in atomic mass units, and includes protons, neutrons, and electrons; and atomic number is the number of protons in the nucleus of the atom.
What following statement best describes the number of neutrons in an atom?
it's equal to the difference between atomic number and atomic mass number
