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Q.19. (a) Name the metals among the first five elements of the Modern Periodic Table.
(b) Write their chemical symbols.
(c) Write the formula of their oxides.

 1)lithium,beryllium

2)li,be

3)beo,li2o
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a) Lithium and Beryllium
b) Li, Be
c)Li2O and BeO
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Q.19. (a) Name the metals among the first five elements of the Modern Periodic Table. (b) Write their chemical symbols. (c) Write the formula of their oxides.
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