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Science
Chemistry
CNH,

CNH,

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Q1. Which of the following is the strongest reducing agent? A. Na B. Ch C. Be. D. Brz Q2. The hybridization of the central atom in the species XeF4, XeF₂ and XeFs respectively are? A. Tetrahedral, and trigonal bipyramidal B. Octahedral, linear and trigonal bipyramidal C. Octahedral, trigonal bipyramidal and octahedral D. Octahedral, Linear, and trigonal bipyramidal Q3. The electron geometry around the Xe atom in the species XeF4, XeF2 and XeFs respectively are? A. sp'd', sp'd, and sp'd² C. sp, sp'd, and sp B. sp'd, sp'd, and sp'd² D. sp', sp'd, and sp³d² Q4. The polar species among XeF4, XeF2 and XeF,respectively is/are? A. XeF. and XeF₂ B. XeF4 and XeFg¹+ C. XeF2 and XeFs¹+ Q5. What is the proper order of decreasing H-N-H angle in the species below? ANH NHÍ CNH <NH<NH" NH BÌNHẤT <NH, <NH D.NH<NH!<NH Q6. Which of the following hydroxides is insoluble in of OH¹ solution? A. Be(OH)₂ BAI(OH), C. Ca(OH)₂ D. All of them 07. Which one pair of elements is the best example of the (n) Group and (n+10) Group Relationship? B. Sc and S A. Se and Al C. Sn and Zn D. N and Bi Q8. Which of the following does not act as Lewis base? A. PCI B. PH C. Me₂0 D. BcH₂ 09. An electron with the following quantum numbers (n-3; /= 1; m/= 0; ms=2) resides in? A. 3p B. 3d C. 3f D. 5f Q10. How many unpaired electrons are present in the neutral atom of Co? A.3 B. 4 C.S D. 7 Q11. Which group contains elements which would display both +6 and +4 oxidation states? B. 14 A. 2 C. 13 D. 16 Q12. Which of the following is the weakest acid? A. HOCI B. HOF C. HOBr D. HOI Q13. In CH₂-CH-NH, the C-Nx bond results from the overlap of N---orbital with C --- orbital? A. p(N) and sp²(C) B, sp(N) and sp(C) C. p(N) and p(C) Q14. Which one pair of elements is the best example of the diagonal relationship? D. sp²(N) and sp¹(C) A. Mg and Al B. Al and Ge C. N and S D. N and Si Q15. Place the following bonds in order of increasing ionic character: A. P-CI<Sb-CI <As-CI B. As-CI <Sb-CI <C-CI C. CO Q16. Which of the following species is expected to be diamagnetic? A. NO B. CN- Q17. Which of the following has no positive or negative formal charge? L (H-C-N-O), II. (H₂C-N-N), III. (F3C-S-N-O), IV. H₂N-O-H A. I and III B. II and III C. I and IV C. P-CI < As-Cl< Sb-Cl D. All of them D. III and IV Q18. How many (single o, a,) bonds are in the molecule H-C=C-CH₂-C=N? (5,7,4) (5, 5,4) (7,7,2) (7,5, 4) 1
Transcribed Image Text:Q1. Which of the following is the strongest reducing agent? A. Na B. Ch C. Be. D. Brz Q2. The hybridization of the central atom in the species XeF4, XeF₂ and XeFs respectively are? A. Tetrahedral, and trigonal bipyramidal B. Octahedral, linear and trigonal bipyramidal C. Octahedral, trigonal bipyramidal and octahedral D. Octahedral, Linear, and trigonal bipyramidal Q3. The electron geometry around the Xe atom in the species XeF4, XeF2 and XeFs respectively are? A. sp'd', sp'd, and sp'd² C. sp, sp'd, and sp B. sp'd, sp'd, and sp'd² D. sp', sp'd, and sp³d² Q4. The polar species among XeF4, XeF2 and XeF,respectively is/are? A. XeF. and XeF₂ B. XeF4 and XeFg¹+ C. XeF2 and XeFs¹+ Q5. What is the proper order of decreasing H-N-H angle in the species below? ANH NHÍ CNH <NH<NH" NH BÌNHẤT <NH, <NH D.NH<NH!<NH Q6. Which of the following hydroxides is insoluble in of OH¹ solution? A. Be(OH)₂ BAI(OH), C. Ca(OH)₂ D. All of them 07. Which one pair of elements is the best example of the (n) Group and (n+10) Group Relationship? B. Sc and S A. Se and Al C. Sn and Zn D. N and Bi Q8. Which of the following does not act as Lewis base? A. PCI B. PH C. Me₂0 D. BcH₂ 09. An electron with the following quantum numbers (n-3; /= 1; m/= 0; ms=2) resides in? A. 3p B. 3d C. 3f D. 5f Q10. How many unpaired electrons are present in the neutral atom of Co? A.3 B. 4 C.S D. 7 Q11. Which group contains elements which would display both +6 and +4 oxidation states? B. 14 A. 2 C. 13 D. 16 Q12. Which of the following is the weakest acid? A. HOCI B. HOF C. HOBr D. HOI Q13. In CH₂-CH-NH, the C-Nx bond results from the overlap of N---orbital with C --- orbital? A. p(N) and sp²(C) B, sp(N) and sp(C) C. p(N) and p(C) Q14. Which one pair of elements is the best example of the diagonal relationship? D. sp²(N) and sp¹(C) A. Mg and Al B. Al and Ge C. N and S D. N and Si Q15. Place the following bonds in order of increasing ionic character: A. P-CI<Sb-CI <As-CI B. As-CI <Sb-CI <C-CI C. CO Q16. Which of the following species is expected to be diamagnetic? A. NO B. CN- Q17. Which of the following has no positive or negative formal charge? L (H-C-N-O), II. (H₂C-N-N), III. (F3C-S-N-O), IV. H₂N-O-H A. I and III B. II and III C. I and IV C. P-CI < As-Cl< Sb-Cl D. All of them D. III and IV Q18. How many (single o, a,) bonds are in the molecule H-C=C-CH₂-C=N? (5,7,4) (5, 5,4) (7,7,2) (7,5, 4) 1
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