Yes. ex: hydrogen.
Every halogen can form their molecules by a single covalent bond.
No, F2 is covalent but it is an element, not a compound.
Nitrogen is not a bond; it is the single element Nitrogen.
A covalent is a type of bond
Elements from the halogen family will typically form one single covalent bond with another element to achieve a full outer shell of electrons (octet). This allows them to reach a stable electron configuration similar to the noble gases.
Yes, Br2 contains covalent bonds. Bromine is a nonmetal element, so the two bromine atoms in Br2 share electrons through a covalent bond to achieve a stable electron configuration.
Helium has the smallest covalent radius
single covalent bond
Group 17 elements need one more electron to achieve the nearest noble gas electronic configuration. Hydrogen also needs one electron. Hence hydrogen behaves like a group 17 element when forming covalent bond.
Elements in group 17 need one electron to gain a stable electron configuration. Two atoms of the same element or two elements in this family forms compounds with a single covalent bond. Examples are chlorine, bromine or iodine chloride.
No single element can form a bond. Only 2 or more elements can form bonds. Polar bonds occur when there is a dipole moment, or there is asymmetry in the structure. For example, HF forms a polar covalent bond.
No, just one covalent (single) bond: Cl-Cl