Russian astronaut breaks record for longest time spent in space. By Nicola Harley. 12:52PM BST 12 Sep 2015. Comments. An astronaut has broken the record for the longest amount of time spent in space becoming the world's most experienced space flier. Russian cosmonaut Gennady Padalka, 57, has spent a record 879 days in space throughout his career as he return from his latest mission from the International Space Station.
  Citric acid is covalent because the formula is C6H8O7 and there are no metals involved. The Ionic style is not as plâ¦. 2  Lemon Juice Acid and its Many Uses When someone mentions lemon juice, the first thing that may come to mind is the sharp, tart taste of lemons. 3  The fruit has long been a key ingredient in refreshing drinks, whâ¦.
Ionic bond is that type of bond which is formed by tranferance of single electron from one atom to other.Covalent bond is that type of bond which is formed by equal or matual â¦ sharing of electrons between one atom to another is called covalent bond.eg of ionic bond isNacl the atomic of Na (sodium) is 11 and atomic no.nswered by The Community. Making the world better, one answer at a time. I had this same question; because dinitrogen tetroxide has 2 Nitrogen & oxygen atoms, I wrote that it is covalent. My reasoning was that it doesn't combine negative and positive charges, both nitrogen and oxygen have negative charges.