000 00558nam a2200193Ia 4500
999 _c372
_d372
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020 _a9788183562126
040 _cPK-IsLIS
082 _a540
_bS5313
100 _aSharma, R. K.
245 0 _aElementary chemistry
_c/ R. K. Sharma
260 _bDiscovery Publishing,
_aNew Delhi :
_c2007
300 _a328 p.
650 _aChemistry
942 _cBK
505 0 _a1. Basic concept of chemistry 2. Chemical classification of matter 3. Law of chemical combination