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Electrolytes are compound containing: (1) Electrovalent bond (2) Covalent bond (3) Coordinate bond (4) Hydrogen bond Ans: Electrovalent bond
The wavelength of the radiation emitted, when in a hydrogen atom electron falls from infinity to stationary state 1, would be (Rydberg constant 1.097 x 10 7 m -1 ) (1) 406 nm
Which of the following electron transition in a hydrogen atom will require the largest amount of: (1) From n-1 to n=2 (2) From n= 2 to n=3 (3) From n= ∞ to n=
Q. Detect the presence for sesame oil and linseed oil? To detect the presence for sesame oil, linseed oil, argemone oil, mineral oil and hydrocyanic acid. After undertaking
The free energy change for the formation of oxide of aluminium is highly negative ( -1000 to -1100) so , it can easily reduce any metal oxide abve it easily in ellingham diamgram a
which kind Acid &Basic radical present in this?
eletronegativity
Which of the following is ideal for Oxidation of propene to propan-1-ol a)Alkaline KMnO 4 b)B 2 H 6 /Alkaline KMnO 4 c)O 3 /Zn dust d)CrO 3 Ans) B 2 H 6 /Alkaline KMno4 is th
1. Define or explain the following terms: a. Science b. Experimentation c. Scientific method d. Hypothesis e. Theory f. Scientific law g. Chemistry h.
Chemistry in action - Antiseptics The chemical substances that are utilized to kill or avoid the growth of micro-organisms are known as antiseptics. These are not harmful to li
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