Advertisements
Advertisements
Question
Name the scientist who first of all showed that atomic number of an element is a more fundamental property than its atomic mass.
Solution
Moseley was the first scientist who showed that atomic number of an element is a more fundamental property than its atomic mass.
APPEARS IN
RELATED QUESTIONS
Name two elements you would expect to show chemical reactions similar to magnesium. What is the basis for your choice?
Consider the following elements:
Na, Ca, Al, K, Mg, Li
Which of these elements belong to the same period of the periodic table?
Which element has the electronic configuration 2, 8, 2?
The electronic configuration of an element T is 2, 8, 8, 1.
What is the period number of T?
What is the number of elements in the 1st period?
Name and state the following with reference to the elements of the first three periods of the periodic table.
A covalent compound formed by an element in period 2 and a halogen.
Give the symbol and valency of the following element and radical.
Sulphur [Sulphide]
State the number of elements in Period 2 of the Periodic Table.
Elements in the modern periodic table are arranged in ______groups and______ periods.
1H2 is an isotope of hydrogen. In the modern Periodic Table it will ______.
