The periodic classification of elements is an arrangement...
The periodic classification of elements is an arrangement of the elements in order of their
Atomic Weights
Isotopic Weights
Molecular Weights
Atomic Numbers
Atomic Masses
Correct answer is D
Henry Moseley arranged the elements in the periodic table by their atomic number and this gave rise to the statement of the modern periodic law
Which of the following is an example of a primary cell? ...
Who proposed the planetary model of the atom with electrons orbiting the nucleus? ...
What is the chemical symbol for Thulium? ...
The molecular lattice of iodine is held together by ...
The most commonly used bleaching agent is ...
The type of chemical bond that exists between potassium and oxygen in potassium oxide is ...