1) how many electrons are shared between the atoms in a single covalent bond and a triple covalent bond (2 answers) a) 5 b) 8 c) 2 d) 9 e) 6 2) difference between sigma and pi bond (2 answers) a) no difference b) Head on overlap c) underlap d) side overlaping 3) Electonegativity a) relative attraction b) relative attraction to one electron c) relative attraction,for shared pairs in a covalent bond d) relative attraction to one electron in polar bond 4) Find type of bond - Silicon Tetrachloride a) polar b) covalent c) ions 5) sulfer dichloride a) polar b) covalent c) ions 6) What bond is formed when one pair of electrons is shared between two atoms a) covalent b) polar c) ion 7) type of bond when ions lose or gain electrons a) covalent b) polar c) ionic 8) when atoms share electrons (2 answers) a) covalent b) polar c) ionic 9) is H2 a noble gas arrangment a) yes b) no 10) is octet rule satisfied a) Yes b) no 11) arrangement of main energy levels in an atom of Sodium a) 2,6,8 b) 1,7,9 c) 2,8,1 d) 2,6,3 12) Arrangment of main energy levels in an atom of fluorine a) 2,7 b) 2,5 c) 1,4 13) type of bond of NaF a) covalent b) polar c) ionic 14) why is argon unreactive a) half full outer shell b) stable configuration c) full outer shell 15) shape of a water molecule a) linear b) trioganal c) V-shaped planer d) pyrimidal 16) can non polar be soluble in water a) yes b) no 17) is hydrogen sulfide linear a) yes b) no 18) soluble in water a) yes b) no 19) who measured electronegativity a) mendelive b) linus c) greeks d) rutherford e) thompson 20) Atomic number a) number of electrons b) number of neutrons in nucleus c) number of protons in nucleus d) number of protons and neutrons in nucleus

Chemistry chapter 5

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