Home
Class 9
CHEMISTRY
If an element M has mass number 24 and a...

If an element M has mass number 24 and atomic number 12, how many neutrons does its atom contain ?

Text Solution

Verified by Experts

The element .M. has atomic number 12 which means that it has 12 electrons. The mass number, 24 indicates that its nucleus contains 12 protons (since the element is a neutral atom) and 12 neutrons.
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF THE ATOM

    SWAN PUBLICATION|Exercise EXERCISE |22 Videos

  • MATTER IN OUR SURROUNDINGS

    SWAN PUBLICATION|Exercise IMPORTANT Q/A|15 Videos

Similar Questions

Explore conceptually related problems

An atom has mass number A and atomic number Z. How many neutrons are present in its nucleus ?

An atom has mass number A and atomic number Z.How many protons are present in the nucleus ?

Atom A has a mass number 209 and atomic number 82. Atom B has a mass number 209 and atomic number 83. (i) How many protons atom A has ?

Atom A has a mass number 209 and atomic number 82. Atom B has a mass number 209 and atomic number 83. (ii) How many protons atom B has ?

An atom has mass number A and atomic number Z.) How many electrons are revolving around the nucleus ?

An element has atomic number 13 and an atomic mass of 27. (a) How many electrons are there in atom of the element ?

Consider the argon atom. For how many electrons does this atom have m_(l) = 1 ?

An element has an atomic number 12. How many electrons will be present in the K, L and M energy shells of its atom ?

Atom A has a mass number 209 and atomic number 82. Atom B has a mass number 209 and atomic number 83. (iii) Are atoms A and B isotopes of the same element ?

Out of the characterstics the mass number (A) and the atomic number (Z) of a nucleus, which one does not change during beta-decay .