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1. Which of the following is the configuration of carbon? a. 1s22s22p2 d. 1s22s12p4 b. 1s22s22p4 e. none of the above c. 1s22s12p3 2. Which statement is the best description of chlorine, Cl2? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 3. The ion PCIA has a structure that would be described as? a. octahedral d. T-shaped b. Square planar e. see-saw c. trigonal pyramidal

1. Which of the following is the configuration of carbon? a. 1s22s22p2 d. 1s22s12p4 b. 1s22s22p4 e. none of the above c. 1s22s12p3 2. Which statement is the best description of chlorine, Cl2? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 3. The ion PCIA has a structure that would be described as? a. octahedral d. T-shaped b. Square planar e. see-saw c. trigonal pyramidal

Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter7: Chemical Bonding And Molecular Geometry
Section: Chapter Questions
Problem 90E: As a general rule, MX molecules (where M represents a central atom and X represents terminal atoms;...
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Please answer all multiple choice don't justify just give me the answer
1. Which of the following is the configuration of carbon? а. 1522522p2 d. 1s22s12p4 b. 1s22s22p4 е. none of the above с. 1s22s12p3 2. Which statement is the best description of chlorine, Cl2? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above с. non polar molecule 3. The ion PCI4" has a structure that would be described as? a. octahedral d. T-shaped b. Square planar e. see-savw c. trigonal pyramidal 4. Which of the following substances would not be polar? a. Hydrogen chloride b. sulfur dioxide c. Ammonia d. Carbon disulfide 5. What does a double bond consist of? a. none of the other choices is correct. b. Two sigma bonds c. Two pi bonds d. One sigma and a pi bond e. Two sp3 bonds
Transcribed Image Text:1. Which of the following is the configuration of carbon? а. 1522522p2 d. 1s22s12p4 b. 1s22s22p4 е. none of the above с. 1s22s12p3 2. Which statement is the best description of chlorine, Cl2? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above с. non polar molecule 3. The ion PCI4" has a structure that would be described as? a. octahedral d. T-shaped b. Square planar e. see-savw c. trigonal pyramidal 4. Which of the following substances would not be polar? a. Hydrogen chloride b. sulfur dioxide c. Ammonia d. Carbon disulfide 5. What does a double bond consist of? a. none of the other choices is correct. b. Two sigma bonds c. Two pi bonds d. One sigma and a pi bond e. Two sp3 bonds
13. Which of the following molecules does NOT have a linear shape? a.HCI b.Ocs c.CO2 d. BeF2 e. XeF2 14. Which of the following electron configurations is impossible for an atom, regardless of whether it is in the ground state or an excited state? a.1s 2s°2p3 b.1s 2s'2p* c. 1s°2s'2p! d.1s²2s'2p3 e.1s²2s?2p6 15.A substance has a melting point of 1850°C and a boiling point of 2700°C is insoluble in water and is a good insulator of electricity. The substance is most likely a. An ionic solid b. A covalent network solid c. A polar covalent solid d. A nonpolar covalent solid e. A metallic crystal 16. Which of these is most ionic? A.AICI3 B.BaCl2 C.NaF D.MgBr2 E.H2S 17. When covalent bonds are formed between atoms having different electro negativities, the electrons tend to spend more time at the atom with the greater electro negativity. Such chemical bonds are called A. electrovalent bonds B.polar covalent bonds C.coordinate covalent bonds D.none of the above 18. The total number of valence electrons in a molecule of CO2 is A.4 B.6 C.16 D.18 19. Which of the following is the correct order for the electron pair repulsions? a) lone pair-lone pair < bond pair-bond pair < bond pair-lone pair b) lone pair-lone pair < bond pair-lone pair < bond pair-bond pair c) bond pair-bond pair < bond pair-lone pair < lone pair-lone pair d) bond pair-bond pair < lone pair-lone pair < bond pair-lone pair 20. Which one of the following statements about s orbitals is incorrect? a) they are found in all principal energy levels b) they are spherical in shape c) they can only hold one electron dlthe mavimum numbor of s orbitals in any princinal lourel is 1
Transcribed Image Text:13. Which of the following molecules does NOT have a linear shape? a.HCI b.Ocs c.CO2 d. BeF2 e. XeF2 14. Which of the following electron configurations is impossible for an atom, regardless of whether it is in the ground state or an excited state? a.1s 2s°2p3 b.1s 2s'2p* c. 1s°2s'2p! d.1s²2s'2p3 e.1s²2s?2p6 15.A substance has a melting point of 1850°C and a boiling point of 2700°C is insoluble in water and is a good insulator of electricity. The substance is most likely a. An ionic solid b. A covalent network solid c. A polar covalent solid d. A nonpolar covalent solid e. A metallic crystal 16. Which of these is most ionic? A.AICI3 B.BaCl2 C.NaF D.MgBr2 E.H2S 17. When covalent bonds are formed between atoms having different electro negativities, the electrons tend to spend more time at the atom with the greater electro negativity. Such chemical bonds are called A. electrovalent bonds B.polar covalent bonds C.coordinate covalent bonds D.none of the above 18. The total number of valence electrons in a molecule of CO2 is A.4 B.6 C.16 D.18 19. Which of the following is the correct order for the electron pair repulsions? a) lone pair-lone pair < bond pair-bond pair < bond pair-lone pair b) lone pair-lone pair < bond pair-lone pair < bond pair-bond pair c) bond pair-bond pair < bond pair-lone pair < lone pair-lone pair d) bond pair-bond pair < lone pair-lone pair < bond pair-lone pair 20. Which one of the following statements about s orbitals is incorrect? a) they are found in all principal energy levels b) they are spherical in shape c) they can only hold one electron dlthe mavimum numbor of s orbitals in any princinal lourel is 1
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