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When beryllium is bombarded with α -particles, extremely penetrating radiations which cannot be deflected by electrical or magnetic field are given out. These are:
(1) A beam of protons
(2) α -rays
(3) A beam of neutrons
(4) X-rays
Ans: A beam of neutrons
Sir any method to learn the arrangement of functional group in poly functional compound ????
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#Classify each reaction and give the name of all the chemical formula..
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how yield of ether is highest when the halide ion is displased from a primary rather than secondary or tertiary halide?
The mole fraction of solute and solvent is equal to
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