Question

How to find mass number,atomic number,protons,nuetron,electrons

Answer 1

Answer:

sorry don't know

Explanation:

Answer 2

Answer: mass no is usually the double of the atomic number but there are some exceptions like sodium, atomic number you should learn by heart till 20 elements, the no of protons is equal to the number of electrons and the no of nuetrons is equal to the difference between the mass no and the atomic number. pls mark me as brainliest.