How many elements have been discovered on the Periodic Table?
Answer Posted / ramesh kumar m.b.b.s.
about 120 elements.
| Is This Answer Correct ? | 9 Yes | 7 No |
Post New Answer View All Answers
Arrange by acidic values : phenol, nitrotolouene and o-cresol?
Explain substituted hydrocarbon?
However ozone is heavier than oxygen still ozone is up there in sky why?
What is the metal used to extract copper from the solution of copper sulphate?
What are the advantages of conductometric titration over visual or potentiometric titration?
What is the limitation of cod?
Which of the above conductivity measured during conductometric titration?
What is glacial acetic acid? What are its uses?
What is the role of stannous chloride?
How many millilitre is equal to 1 litre and how many microliter is equal to litre?
What is the function of diethyl amine?
Which wavelengths are visible to human eye?
Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?
Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
What are the constituents of cements?