The metal ion in an ionic compound will loose an electron becoming a cation. It will therefore develop a positive charge. The magnitude of the charge depends on the number of electrons lost. If one electron is lost the ion gains a +1 charge and of 2 is lost it gains a +2 charge ect.
Answer:
<em>Carb</em><em>on</em><em> </em><em>dio</em><em>xide</em><em> </em>(co2)
<em>Wate</em><em>r</em><em> </em><em>(</em><em>H2O</em><em>)</em>
Answer:
By repelling water, the tiny water striders stand on the water's surface and the captured airs allows them to float and move easily. so number 2. Surface Tension.
Explanation:
The attraction between water molecules creates tension and a very delicate membrane. Water striders walk on this membrane. ... The legs have tiny hairs that repel water and capture air.