Which two elements would NOT be capable of forming an ionic bond?
A) calcium and oxygen
B) barium and nitrogen
C) iodine and sodium

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.

a covalent bond, specfically triple bond

maybe because its impossible for balloons to lift a whole entire house.