The number of elements in CaCO3 is x and that in Mg(OH)2 is y. Choose the correct option regarding x and y.
x > y
x = y
x < y
x = 2y
The number of elements in Ca(OH)2 is x and that in NaOH is y. Choose the correct option regarding x and y.
Element
Number of protons
Number of neutrons
X
11
12
Y
14