MPSC PYQScienceAtom and its Structureenglish
Consider the following statements. (a) Atomic mass of element is denoted above the symbol. Eg. 23Na (b) Atomic number of elements is denoted below the symbol. Eg. 11Na (c) Atomic mass is denoted by the letter 'Z'. (d) Atomic number is denoted by letter 'A'. Answer Options:
A.a, b, c, d are all correct
B.(a) and b correct
C.(c) and d correct
D.All are incorrect
Correct answer: B