It is a covalent bond. The Si and Si bond is non-polar covalent because it is the same element therefore has the same electronegativity.
It is ionic
No, it is not a covalent bond. It is an Ionic bond.
covalent
covalent
Covalent
covalent
Covalent bond
Covalent
covalent bond
Covalent Bond
Covalent bond is more common than ionic bond.
Ionic bond