Advertisements
Advertisements
Question
Give the symbol and valency of the following element and radical.
Sulphate
Advertisements
Solution
| Element/Radical | Symbol | Valency |
| Sulphate | \[\ce{SO4}\] | two |
APPEARS IN
RELATED QUESTIONS
Write the merits of the modern periodic table over Mendeleev’s Periodic table
State how the valency of elements varies in a period of the periodic table?
What is the main characteristic of the last elements in the periods of the periodic table? What is the general name of such elements?
What are the merits of the modern periodic table of elements?
Correct the statement.
Copper and zinc are representative elements.
Name two elements in each case:
Transition element
What is meant in the periodic table by a period?
To the left of the zig-zag line in the periodic table are the metal elements.
The three elements A, B and C with similar properties have atomic masses X, Y and Z respectively. The mass of Y is approximately equal to the average mass of X and Z. What is such an arrangement of elements called as? Give one example of such a set of elements.
Match the atomic number with the following:
A rare gas.
