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The nucleus of an element contains 17 protons and 18 neutrons. What is its (a) atomic number and (b) mass number? Write the complete symbol for the element.

The nucleus of an atom of an element contains 11 protons and 12 neutrons . Determine the atomic number and mass number of the element.

The nucleus of the atom of an element contains 17 protons and 18 neutrons. Calculate the atomic number and mass number of the element and represent them along with the symbol of the element.

The nucleus of the atom of an element contains 17 protons and 18 neutrons. Calculate the atomic number and mass number of the element and represent them along with the symbol of the element.

Nucleus of an atom contains 5 protons and 6 neutrons .The valency of element will be

Rewrite the following statement selecting the correct option: The nucleus of an atom contains 19 protons and 21 neutrons. The atomic mass number of the element is-----

The nucleus of gold contains_____protons.

Rewrite the following statement selecting the correct option: The nucleus of an atom contains 18 protons and 22 neutrons. The atomic number of the element is-----