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"Elements which are similar as regards their chemical properties have atomic weights which are either of nearly the same value (eg. Pt, Ir, Os) or which increase regularly (eg. K, Ru, Cs)."
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Exlpore more Values quotes
"If you want to know the value of half a second, ask the person who came second in a sprint event at the Olympics."
"If you want to know the value of a week ask the editor of a weekly magazine if he fails to meet up with the target of his weekly publication."
"Gold may shine, but it has no true light."
"Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live. In a hundred billion galaxies, you will not find another."
"People who do not have a price tag attached to them are priceless."
"Even the most beautiful girl in the world becomes unsightly without depth of character."
"The difference between working for a salary and working for your promise land is that when you work for a salary, you are exchanging your life just for some porridge, some little compensation in the form of salary."
Explore more quotes by Dmitri Mendeleev
"No law of nature, however general, has been established all at once; its recognition has always been preceded by many presentiments."
"We could live at the present day without a Plato, but a double number of Newtons is required to discover the secrets of nature, and to bring life into harmony with the laws of nature."
"The magnitude of the atomic weight determines the character of the element, just as the magnitude of the molecule determines the character of a compound body."
"We must expect the discovery of many as yet unknown elements-for example, elements analogous to aluminum and silicon- whose atomic weight would be between 65 and 75."
"The establishment of a law, moreover, does not take place when the first thought of it takes form, or even when its significance is recognised, but only when it has been confirmed by the results of the experiment."
"It is the function of science to discover the existence of a general reign of order in nature and to find the causes governing this order. And this refers in equal measure to the relations of man - social and political - and to the entire universe as a whole."
"The most all penetrating spirit before which will open the possibility of tilting not tables, but planets, is the spirit of free human inquiry. Believe only in that."
"Pleasures flit by - they are only for yourself; work leaves a mark of long-lasting joy, work is for others."
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