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Q. Important applications of indium?
The most important applications of indium are in protection of bearings against wear and erosion in low melting alloys and in electronic devices. Thallous salts being toxic are used as fungicides germicides and in ointments used for the treatment of ring worms. Thallium compounds find applications in preparing optical glass on account of their high refractive power.
Explain Bulking of sand The presence of moisture content to particular extent in sand increases the volume of sand. This is due to the fact that the moisture causes ?lm of wate
In a Bohr's model of atom when an electron jumps from n= 1 to n= 3 , how much energy will be emitted or absorbed: (1) 2.15 x10 -11 erg (2) 0.19
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ether is more volatile than an alcohol both having same molecular formula. why?
Chloroform
why boron shows +3 as well as-3 oxidation states?
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