Question

अकॉर्डिंग टू मेंडलीफ पीरियोडिक लो प्रॉपर्टीज ऑफ एलिमेंट और पीरियोडिक फंक्शन ऑफ द डेड ​

Answer 1

Answer:

Russian chemist and inventor. He is best remembered for formulating the Periodic Law and creating a farsighted version of the periodic table of elements. He used the Periodic Law not only to correct the then-accepted properties of some known elements, such as the valence and atomic weight of uranium, but also to predict the properties of eight elements that were yet to be discovered.