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how we can understand a katod in solution
The nucleus of an element contains 9 protons. Its valency would be : (1) 1 (2) 3 (3) 2 (4) 5 Ans: 1
The four quantum number for the valence shell electron or last electron of sodium (Z = 11) is: (1) n =1, l= 1, m= -1, s= -1/2 (2) n =3, l=0, m=0, s= +1/2 (3) n =3,
name the physical state of matter which can be easily compressed.
why equilibrium state attainable from either way?
material required
Q. Explain the Heating curve for water? Ans. When a substance is heated, it undergoes several phase changes. A heating curve is a diagram which illustrates the phase chan
Bond-line Notation of organic compounds Occasionally, the bonds in between carbon atoms are denoted by lines. For instance, n -hexane has a continuous chain of six carbon atom
Why a covalent bond is directional? The covalent bond is formed as a result of pairing of two electrons in the atomic orbitals of two atoms. The bond then should lie along the
Conditions for geometrical isomerism: Compound will depict geometrical isomerism if it fulfils the subsequent two conditions (i) There should be frozen motion as regards tw
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