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E = h v
E = hc / wavelenegth
wavelength = c / v
c = 3.00 x 108 m /s
h = 6.626 x 10-34 J. s
1 nm = 1 x 10-9 m
| total electron group | group geometry | number of surrounded |
number of lone pair of electrons | molecular shape |
| 2 | linear | 2 | 0 | linear |
|
3 |
trigonal planar |
3
2 |
0
1 |
trigonal planar
bent or angular |
|
4
|
tetrahedral |
4
3
2 |
0
1
2
|
tetrahedral
trigonal pyramidal
bent or angular
|
Determine systematic name of HBr(aq).
Step by step
Solved in 2 steps with 2 images
- E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular 2. Determine maximum number of electrons in p atomic orbitals. Group of answer choices A.) 10 electrons B.) 2 electrons C.) 8 electrons D.) 6 electronsE = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Determine the molecular shape for SO4-2. Z of O = 8, S = 16 A.) bent or angular B.) trigonal planar C.) trigonal pyramidal D.) tetrahedralE = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Determine the valence electronic configuration of an atom in period 3 and 2A group. Group of answer choices A.) 3s2 B.) 1s2, 2s2, 2p6, 3s2, 3p6, 4s2 C.) 2s2, 2p4 D.) 4s2, 2p4
- E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular Determine the systematic name for CrO. A.) chromium(II) oxide B.) calcium oxide C.) chromium oxide D.) carbon monoxideE = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Calculate grams of 3 sodium atoms Na = 22.99 g/mole Group of answer choices A.) 9.08 x 10exp-20 g B.) 1.15 x10exp-22 g C.) 4,50 x10exp22 g D.) 2.10 x 10exp-23 gE = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular A compound contains 77.73% Fe and 22.27% O by mass. Calculate the empirical formula. Fe = 55.85 g/ mole and O = 16.00 g/moe Group of answer choices A.) FeO B.) Fe2O3 C.) FeO2 D.) Fe3O4
- E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Determine the systematic name for P3S4. A.) phosphorus tetrasulfide B.) phosphoric acid C.) triphosphorus tetrasulfide D.) potassium sulfateE = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Determine the formula of carbonic acid . Group of answer choices A.) H2CO3aq) B.) H2SO4(aq) C.) CO2 D.) H2CrO4(aq)E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Which of the following bond is polar covalent bond? electronegativities: F = 4.0, Cl = 3.0, O = 3.5, H = 2.1 A.) O=O B.) H-F C.) Cl-Cl D.) H-H
- E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Determine the formula of carbonic acid . A.) H2CO3aq) B.) H2SO4(aq) C.) CO2 D.) H2CrO4(aq)E = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular How many lone pair of electrons are on C in CH4 ? Z of C=6, H = 1 Group of answer choices A.) 0 lone pair of electrons B.) 2 lone pair of electrons C.) 1 lone pair of electrons D.) 3 lone pair of electronsE = h v E = hc / wavelenegth wavelength = c / v c = 3.00 x 108 m /s h = 6.626 x 10-34 J. s 1 nm = 1 x 10-9 m Avogadro's number: 6.022 x 1023 total electron group group geometry number of surrounded atoms number of lone pair of electrons molecular shape 2 linear 2 0 linear 3 trigonal planar 3 2 0 1 trigonal planar bent or angular 4 tetrahedral 4 3 2 0 1 2 tetrahedral trigonal pyramidal bent or angular Calculate mass% of O in NO2 . N= 14.00 g/mole, O =16.00 g/mole Group of answer choices A.) 78.22% B.) 9.082% C.) 69.57% D.) 95.32%
