Which of the following statements are CORRECT?
I. Esters are sweet smelling substance.II Esters are used in making perfumes.III. Functional group of ester is R-O-RꞋ.
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The Eastern coast of India is known as
Elements having same atomic numbers but different mass number are called ______.
Which of the following is NOT a waste material removed from blood in the kidney?
The journalist who refused to accept Padma Bhushan was
Khushwant Singh (Journalist) : Returned his Padma Bhushan in protest against Operation Blue Star (1984); awarded Padma Vibhushan in 2007.
According to Rutherford the radius of the nucleus is about ______ than the radius of the atom.
Thoubal Multipurpose Project has been inaugurated in which Indian state?
Isotopes have ______.
I. similar physical quantities and different chemical properties
II. different physical properties
III. similar chemical properties
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