Page 14 - Science E-Book Prep.2 2024-2025 1st term_Neat - Copy
P. 14

Note:
  In nonmetallic groups (groups which start with nonmetal):
  The nonmetallic property decreases gradually as we go from top
  tobottom as in group (7 A)

          Chemical properties of metals:

Reaction of metals with diluted acids:

2nd Prep. First Term  17 14
   9   10   11   12   13   14   15   16   17   18   19