The first definition of an element was made by
...The first definition of an element was made by
J. Dalton.
A. Lavoisier.
R. Boyle.
J. J. Thompson.
Correct answer is C
The word element was first given by Rebert Boyle. It is defined as the simplest chemical substance that cannot be broken down during a chemical reaction
The hottest part of the gas flame is known as ...
Addition of sodium chloride to water to form a solution would lead to? ...
The most important element on the earth's crust is? ...
Which of the following reactions represents the laboratory preparation of hydrogen?...
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An element with atomic number twelve is likely to be ...