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Which of the following are true for an element? (i) Number of protons of an atom determines its atomic number (ii) Mass of an atom resides in its orbits (iii) Protons and electrons make the nucleons (iv) Elements can be defined by the number of protons they possess
The ratio of neutrons to protons of an element having a mass number and atomic number of 80 and 40 respectively is?
Which one of the following statements is/are correct? a. The number of protons in a nucleus is called its atomic number. b. The total number of protons and neutrons constitutes its mass number.
What will be the atomic number and mass of product element B respectively if an atomic number and atomic mass of element A is 92 and 238 respectively? A → B + 22He4
If the number of protons and neutrons of an element is 13 and 14 respectively, then what’s the atomic number(Z) and mass number(A)?
Consider the following: 1. Atomic number 2. Atomic mass 3. Number of protons 4. Number of neutrons Which among the above is/are same for each of C-12, C-13 and C-14?
Which amoung the following is/are same for each of C-12, C-13 and C-14? Atomic number Atomic mass Number of protons Number of neutrons
There are six electrons, six protons and six neutrons in an atom of an element. What is the atomic mass number of the element?
An atom of sodium has an atomic number of 11 and a mass number of 23. Which of the following statements is correct regarding number of protons, electrons and neutrons respectively?
If an atom has atomic number 10 and mass number 23, then what will be the number of protons and neutrons in an atom respectively?