calcium 40.078 21 scandium 44.956 22 titanium 47.867 23 vanadium 50.942 24 chromium 51.996 25 manganese 54.938 26 iron 55.845 27 cobalt 58.933 28 nickel 58.693 29 copper 63.546 30 zinc 65.38 the molecular mass of an element can be calculated by adding the atomic masses of each of its ...
CHEMISTRY HIGHER SECONDARY - FIRST YEAR VOLUME - II REVISED BASED ON THE RECOMMENDATIONS OF THE TEXT BOOK DEVELOPMENT COMMITTEE A Publication Under Government of Tamilnadu Distribution of Free Textbook Programme (NOT FOR SALE) Untouchability is a sin Untouchability is a crime Untouchability is inhuman...