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प्रश्न
Atomic number : ______ :: Mass number : Number of protons and neutrons.
उत्तर
Atomic number: Number of protons:: Mass number: Number of protons and neutrons.
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संबंधित प्रश्न
Name the particles which actually determine the mass of an atom.
Define the following form:
Atomic number
An atom of an element has two electrons in the M shell.
What is the (a) atomic number (b) number of protons in this element?
Define the term ‘mass number’ of an atom.
Draw the structure of the following atoms showing the nucleus containing – protons, neutrons and the orbits with the respective electron:
Sodium [At. no. = 11, Mass no. = 23]
Differentiate between the following term:
Atomic number and mass number
Show diagrammatically the electron distributions in a sodium atom and a sodium ion and also give their atomic number.
Give short answer:
what is the atomic mass number? mention its formula.
When an atom gives electrons from its outermost shell, it becomes ______ charged.
What are the letters A, Z, and X stand for?
