Q.1:- Which of the following electromagnetic wave has the longest wave length ? Infrared Rays Gamma Rays Light Rays Ultra Violet Rays Q.2:- Whose experiment […]
Q.1:- Regarding the atom of a chemical element, the magnetic quantum number refers to ? Orientation Shape Size Spin Q.2:- Molten NaCl (Sodium Chloride) is […]
Q.1:- The heaviest element known up till January, 2015 has the atomic number ? 117 118 119 120 Ans:- (b) 118 Q.2:- Which of the […]
Q.1:- Hydrolysis of cane sugar is called ? Saponification Hydration Inversion Esterification Ans:- (c) Inversion Q.2:- Iodine test used to detect ? Cholesterol Fat Protein […]
Q.1:- Which of the following is an element ? Alumina Brass Graphite Silicon Ans:- (d) Silicon Q.2:- The radius of an atomic nucleus is of […]
Q.1:- Kerosene is a mixture of……….? Ans: – Aliphatic Hydrocarbons Q.2 :- Which elements is a metalloid ? Ans: – As Q.3:- What does […]
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