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what is rosanance in benzene
The angular momentum of an electron depends on: (1) Principal quantum number (2) Azimuthal quantum number (3) Magnetic quantum number (4) All of these Ans: Azimutha
The electron pair which forms a bond between two similar non-metallic atoms will be: (1) Dissimilar shared between the two (2) By complete transfer from one atom to other
Which of the following is always a whole number : (1) Atomic weight (2) Atomic radii (3) Equivalent weight (4) Atomic number Ans: Atomic number
give 2 examples of compounds that are bonded in the following ways (a) Hydrogen bonding (b)Vander waal forces (c) Co-ordinate covalent bonding. Explain with the aid of diagram how
ordering in arrangement of protons and neutrons in nucleus
1 gm of a metallic oxide on reduction gives 0.68 gm of the metal. ans) Mass of metal/mass of oxygen=eq. mass of metal/eq. mass of oxygen. applying this we get .68/.32=x/8 x=1
why firstly test for ammonium radicals before analysis of cation radicals
WHY DENSITY OF POTASIUM IS LOW THAN SODIUM.
Discuss the effect of substituents on the acidity of phenolic group?
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