indicator , Chemistry

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what is indicators?explain theories of indicators?

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Explain about preparation of diborane, Q. Explain about Preparation of dibo...

Q. Explain about Preparation of diborane? Diborane can be prepared in almost quantitative yields by the reduction of boron Tricloride etherate (BF 3 , 0Et 2 ) with lithium alum

Number of unpaired electrons in a chromic ion, The number of unpaired elect...

The number of unpaired electrons in a chromic ion Cr 3+ (atomic number = 24) is: (1) 6        (2) 4        (3) 3        (4) 1 Ans: 3

The ratio of the energy of a photon & wavelength radiation, The ratio of th...

The ratio of the energy of a photon of 2000Å  wavelength radiation to that of 4000 Å    radiation is: (1) 1/4           (2) 4       (3) 1/2              (4) 2 Ans

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n-propyl acetate evaporates rapidly when exposed to air,but water does not.Explain

Explain about the face cetered cubic structure, Face cetered cubic structur...

Face cetered cubic structure In FCC structure, the atoms are situated at each of the eight corners and at the centers of all cube faces of the unit cell. Every face centered at

Acidity, Why alcoholic acidity of maids is expressed as H2SO4?

Why alcoholic acidity of maids is expressed as H2SO4?

Calculate temporary, Q. A sample of water on analysis was found to contain ...

Q. A sample of water on analysis was found to contain the following analytical data: Mg (HCO 3 ) 3 = 16.8mg/L, MgCl 2 = 19mg/L, Mg (NO 3 ) 2 = 29.6 ppm, CaCO 3 = 20 p

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