Question
Which factor(s) led scientists towards the
classification of elements? (i) Different methods of synthesis of elements (ii) Different source of elements (iii) Different properties of elements   ÂSolution
Moseley's Modern periodic law According to Moseley's Modern periodic law, Elements are Arranged in a Tabular form based on their Atomic Numbers. it states that the Chemical and Physical Properties of Elements is a Periodic Function of their Atomic Number. Newland Newland arranged the Elements in the Order of Increasing Atomic Masses and found that the Properties of Every 8th Element are Similar to that of the 1st Element, Just like musical notes. Mendeleev Mendeleev arranged the Elements in the Increasing Order of their Atomic Mass. Mendeleev's Periodic table is based on the Chemical Properties of the Elements. It contains 7 Periods(horizontal rows) and 8 Groups (vertical columns). Share on Whatsapp
In the context of Part III of the Constitution, what does "the State" encompass?
Which of the following cases talks about right to education as a Fundamental Right?
Under the provisions related to reinsurance with Indian re-insurers, which of the following statements is most accurate?
Which of the following statements is correct?
Who among the following may conduct regular inspections and inspect workplaces under the Minimum Wages Act, 1948?
According to the Indian Evidence Act what is the number of witnesses required for the proof of any fact
What is the maximum penalty for selling sub-standard food under FSS Act?
What powers does the Supreme Court have concerning the enforcement of rights conferred by Part III of the Constitution?
A voluntarily burns a valuable security belonging to Z intending to cause wrongful loss to Z. A has committed
A agrees to buy from B a certain horse, it turns out that the horse was dead at the time of bargaining though neither party was aware of the fact.