B. The atomic number and mass number of atoms of four elements are gi

1.	B. The atomic number and mass number of atoms of four elements are gi ElementAtomic number Mass numberA11B1428С1020D1224based on this name the followingi. A metal.ii. An inert gasiii. A metalloidiv. The element contains isotopesDemocnot
Answer» ong>Answer: I) Metal- D(12, 24) ii) An inert gas- C(10, 20) iii) A metalloid- B(14, 28) iv) ELEMENT with isotopes- A(1, 1)

B. The atomic number and mass number of atoms of four elements are gi ElementAtomic number Mass numberA11B1428С1020D1224based on this name the followingi. A metal.ii. An inert gasiii. A metalloidiv. The element contains isotopesDemocnot

Answer»

ong>Answer:

I) Metal- D(12, 24)

ii) An inert gas- C(10, 20)

iii) A metalloid- B(14, 28)

iv) ELEMENT with isotopes- A(1, 1)