The size of atom reduces
Electronic configuration of sodium -
2,8,1
In order to become stable it loses one electron and becomes positive ion.
It's size reduces.
The answer is b. The ball of paper, because it is more affected by gravity
Answer:
it is an exothermic reaction
Answer:
<h3>a,15</h3><h3>b,14</h3><h3>c,17</h3><h3>d,18</h3><h3 /><h3>I hope it helps you</h3>