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Which of the following hydrides are ionic:
(1) CaH2
(2) BaH2
(3) SrH2
(4) BeH2
Ans: 1,2,3,
bohr model for hydrogen atom?
The energy of second Bohr orbit of the hydrogen atom is -328 kJ mol-1, hence the energy of fourth Bohr orbit would be: (1) - 41 kJ mol -1 (2) -1312 kJ mol -1 (3) -164
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atoms combine to form molecule because they tend to
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determination of proteins in flour sample
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