Question

68 Number of electrons and protons in an atom of element is 27 cach The ne of electrons and
protons in X and X respectively are
LE
(1) 24, 27, 31,27
(2) 30, 27, 23, 27
(3) 23, 30, 27, 31
(4) 27, 30, 27, 31
69.
During the separation of two liquids by fractional distillation:​

Answer 1

Answer:

Part 4 is the right answer