00310nam a2200121Ia 450000500170000000800410001708200120005810000140007024500420008426000360012694200070016299900190016920260325112159.0260325s9999||||xx |||||||||||||| ||und||  a546 D1B  aD.N.Singh 0aBasic concepts of inorganic chemistry  aNoidabPearson India Edu.c2017  cBK  c271005d271005