TS EAMCET · Chemistry · Classification of Elements and Periodicity in Properties
How many of the following statements are correct? (a) '' is the second most abundant element in the universe. (b) the symbol for the element with atomic number is . (c) Osmium has the highest density among all elements. (d) Francium is the most electropositive element in the periodic table.
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
(a) 'He' is the second most abundant element in the universe. The most abundant element in the universe is hydrogen, which makes up about three-quarters of all matter, Helium makes up most of the remaining 25%. (b) Darmstadtium is a chemical element with the symbol Ds and atomic…
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