SC 130 Physical Science quiz 11 • Name:
- __________________ On Wednesday night I went free running with elements of
parkour. En route this traceur practiced his atterrissage and up at PUC he did an équilibre. I covered 5.03 kilometers in 33 minutes and 40 seconds. What was my pace in minutes per kilometer?
- __________________ For my 5.03 kilometers in 33 minutes and 40 seconds free run, what was my speed meters per second?
- __________________ What is the atomic number for Nitrogen?
- __________________ How many protons does Nitrogen have?
- __________________ How many electrons does Nitrogen have?
- __________________ What is the atomic weight of Nitrogen?
- __________________ Is Nitrogen a diatomic molecule?
- __________________ How many electrons does Nitrogen have in the outer valence shell?
- __________________ How many more electrons does Nitrogen need in order to have a full "octet" of eight electrons in its outer shell?
- __________________ Given the above, how many hydrogens are likely to bond with Nitrogen? Remember, each hydrogen can contribute one electron to the Nitrogen.
- __________________ What is the chemical formula for the nitrogen-hydrogen compound?
- __________________ What is the common name in English for NaCl?
- __________________ What is the chemical name for NaCl?
- Complete the following reaction by writing in the correct coefficients:
_____Na + ____Cl = NaCl
- Draw a Lewis electron dot diagram for NaCl.
- __________________ How many grams of Cl are needed to completely react with 23 grams of Na?
- __________________ What is the chemical name for H2S?
- Complete the following reaction by writing in the correct coefficients:
_____H + ____S = H2S
- Draw a Lewis electron dot diagram for H2S.
- __________________ How many grams of S are needed to completely react with 2 grams of H?
- __________________ Toughie: What is the common name in English for nitrogen-hydrogen compound formed in number ten and eleven above when hydrogen and nitrogen react?
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