Distinguish between atomic number and mass number with an example.

Define atomic number and mass number .

(a) What is mean by (i) atomic number, and (ii) mass number, of an element ? Explain with the help of an example (b) What is the relation between the atomic number and mass number of an element ? (c) If an element M has mass number 24 and atomic number 12, how many neutrons does its atom contain ?

What do you understand by atomic number and mass number? Explain giving examples.

The element with same atomic number and mass number

Define atomic number and mass number. How can you represent an atom by using atomic number and mass number? Give two examples.

An element of atomic number Z and mass number A, emits an alpha particle, a beta particle and gamma radiations. What is the atomic number and mass number of the daughter element ?

Derive a relatioship between the atomic number, mass number and number of neutrons in an atom.