Questions

Ionic bonding is the complete transfer of valence electron(s) between atoms. It is a type of chemical bond that generates two oppositely charged ions. In ionic bonds, the metal loses electrons to become a positively charged cation, whereas the nonmetal accepts those electrons to become a negatively charged anion.

Hence, when Ionic bonds are formed metallic atoms tend to lose electrons and become positive ions

Passive transport Process includes all other process like facilitated diffusion, osmosis and diffusion of a solute across a membrane.

Sir Francis Drake was the first Englishman to sail around the world.

The color of giraffe's tongue is purple or bluish to prevent it from sunburn as it lives in tropical regions.