Frank ICSE Solutions for Class 9 Chemistry - Study of the First Element - Hydrogen
Frank ICSE Solutions for Class 9 Chemistry – Study of the First Element – HydrogenPAGE NO :146 Solution 1:(a) Symbol of hydrogen is ‘H’ and its molecular formula is H2.(b) 2 H means 2 atoms of hydrogen while H2 means one molecule of hydrogen.(c) Lavoisi…
