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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
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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
Defination of dry test for basic radicle
Definitions A Br ø nsted base a proton acceptor, and Br ø nsted acid is a proton donor. In this definition an acid-base reaction accepts protolysis:
diagonal relationship between Li and Mg
Calculation of the power generated by a wind turbine: A wind turbine power curve is represented in a simplified manner by: C p is the conversion rate of the turbine:
Uses of Unsaturated halides (Halo-alkene) The major use of vinyl chloride is in the manufacture of polyvinyl chloride that is abbreviated as PVC plastic that is employed these
How does math relate to electrons and ion formation?
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