The table below shows the number of valence electrons of elements X, Y and Z.

      

The table below shows the number of valence electrons of elements X, Y and Z.
4chem16.png
(a) Explain why X and Z would not be expected to form a compound.
(b) Write an equation to show the effect of heat on the carbonate of Z.
(c) Write the formula for the most stable ion of element Y.

  

Answers


sharon
a) Both are metal and need to lose electrons to be stable.
b)4chem17.png
c) Y-3

sharon kalunda answered the question on March 19, 2019 at 08:35


Next: Describe the structure, content and methods of education in ancient Greece.
Previous: Sulphur is a component in fuels. Explain the effects of continued use of sulphur containing fuels on the environment.

View More Chemistry Questions and Answers | Return to Questions Index


Exams With Marking Schemes

Related Questions