Classification of Elements and Periodicity in Properties|MCQs
Classification of Elements and Periodicity in Properties
Physical Chemistry
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Classification of Elements and Periodicity in Properties-MCQs
Classification of Elements and Periodicity in Properties MCQs
Solid State|Class 12-Short Question and Answer
Few Short Questions and Answers from Solid States which are very important for CBSE and ISC Exams. Students are also suggested to complete the theory portion of this chapter. (CLICK) You may also go through the MCQ Test of this chapter(CLICK) and Practice Set(CLICK). Why is glass considered a super cooled liquid? Ans: Like liquids,…
Hydrogen-Occurrence-Isotopes
1. Introduction: Alchemist Paracelsus, in the early 1500s noted that when iron filings were added to sulphuric acid colourless bubbles comes out. The same observation was made by Robert Boyle in 1671. In 1766 Henry Cavendish collected the bubbles and showed that when the gas burns it forms water. The gas was given its name…