Which explains why carbon (c) is such a versatile element? it can form four covalent bonds. it can form only ionic bonds. it can form both ionic and covalent bonds. it can form three ionic bonds.

It can form four covalent bonds

Explanation:

answer: e.   sour taste

explanation: acids are those substances which dissociates in water to give ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. acids are sour in taste. example: hcl

bases are those substances which dissociates in water to give ions or accepts ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. bases are bitter in taste. bases are slippery in nature.