Composition of the nuclei of two atomic species X and Y is given as under :
`{:(,"X","Y"),("Protons :",6,6),("Neutrons :",6,8):}`
Give the mass number of X and Y. What is the relation between the two species and which element or elements they represent ?

Composition of the nuclei of two atomic species A and B is given as under : {:(,"A","B"),("Protons :",18,20),("Neutrons :",22,20):} Give the mass numbers of A and B. What is the relation between the two species and which element or elements they represent ?

Composition of the nuclei of two atomic species X and Y are given as under {:(,"X",,"Y"),("Protons"" = ","6",,"6"),("Neutrons"" = ","6",,"8"):} Give the mass numbers of X and Y. What is the relation between the two species?

The composition of two atomic particles is given below : {:(,"X","Y"),("Protons :",8,8),("Neutrons :",8,9),("Electrons :",8,8):} (i) What is the mass number of X ? (ii) What is the mass number of Y ? (iii) What is the relation between X and Y ? (iv) Which element/elements do they represent ?

Nuclear compostion of atomic species A and B are given below. {:(A , B), ("Protons" 6 , "Protons" 6),("Neutrons" 6 , "Neutrons" 8):} Give the atomic numbers and mass numbers of A and B .How are they related to each other? Which element do they represent?

The composition of two atoms A and B is given: (a) What are the mass numbers and atomic numbers of A and B? (b) What is the relation between the two chemical species? (c ) Which element or elements do they represent?

What is the angle between two planes 2x-y+z=4 and x+y+2z=6 ?

Two atoms A and B have the following composition: AtomA, Atom B 17 protons,17 protons 18 neutrons,20 neutrons What are their mass numbers? What is the relation between the species?

A heavy element has atomic number X and mass number Y . Correct relation between X and Y