Q20. Which correctly describes experimental data if the exact value 5.50? The experimental data 5.49, 5.50, 5.51, 5.49, and 5.52 A. Precise, but not accurate C. Both accurate and precise B. Accurate, but not precise D. Neither accurate nor precise
Q20. Which correctly describes experimental data if the exact value 5.50? The experimental data 5.49, 5.50, 5.51, 5.49, and 5.52 A. Precise, but not accurate C. Both accurate and precise B. Accurate, but not precise D. Neither accurate nor precise
General Chemistry - Standalone book (MindTap Course List)
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Chapter8: Electron Configurations And Periodicity
Section: Chapter Questions
Problem 8.119QP: The lattice energy of an ionic solid such as NaCl is the enthalpy change H for the process in which...
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Q 20 please
![011. The atoms that can exceed the octet is?
B. N
A.P
C. B
Q12. The number of orbitals and the maximum number of electrons in in shell n= 3 respectively are?
C. 2 and 4
A. 9 and 18
B. 4 and 8
D. 6 and 18
Q13. The energy (J) change associated with an electron transition from n = 2 to n = 5 in a H atom is?
A. -4.58 x 10-19
B. +4.58 x 10-19
C.-3.29 x 10-19
D. +3.29 x 10-19
Q14. Ionization energy is a measure of?
A. The energy needed to remove an electron from a gaseous atom
B. The energy change when an electron is added to a gaseous atom.
C. The attraction by an atom for electrons in a chemical bond.
D. The magnitude of the negative charge on a molecule.
Q15. The electronic configuration for Crt³ is?
A. [Ar]3d³
B. [Ar]4s23d¹
C. [Ar]3d4
Q16. Calculate 56.21 x 9.2057 using significant number rules.
A. 517.45
B. 517.5
C. 517
017. There are ------ and ------ 7 bonds in the H₂C-C=CH2 molecule.
A. 4.2
B. 6, 2
C. 2, 2
Q19. In which case is the bond polarity incorrect?
A. B-Fo
B. +F-08-
Q18. What is hybridization of the nitrogen atom in the ion NO3¹-
A. sp
B. sp²
C. sp³
C. 8¹ C-Bro-
D. F
Q20. Which correctly describes experimental data if the exact value 5.50?
The experimental data 5.49, 5.50, 5.51, 5.49, and 5.52
A. Precise, but not accurate
C. Both accurate and precise
D. [Ar]4s¹3d²
D. 517.452
D. 2.6
D. sp³d
D. °*Si-0⁰-
B. Accurate, but not precise
D. Neither accurate nor precise](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0612b9e4-1f58-4f3c-8504-51584728bccd%2F5ddb8c76-e8d0-4377-b0a5-f9f1ec74aae2%2Fk9ccqfa_processed.jpeg&w=3840&q=75)
Transcribed Image Text:011. The atoms that can exceed the octet is?
B. N
A.P
C. B
Q12. The number of orbitals and the maximum number of electrons in in shell n= 3 respectively are?
C. 2 and 4
A. 9 and 18
B. 4 and 8
D. 6 and 18
Q13. The energy (J) change associated with an electron transition from n = 2 to n = 5 in a H atom is?
A. -4.58 x 10-19
B. +4.58 x 10-19
C.-3.29 x 10-19
D. +3.29 x 10-19
Q14. Ionization energy is a measure of?
A. The energy needed to remove an electron from a gaseous atom
B. The energy change when an electron is added to a gaseous atom.
C. The attraction by an atom for electrons in a chemical bond.
D. The magnitude of the negative charge on a molecule.
Q15. The electronic configuration for Crt³ is?
A. [Ar]3d³
B. [Ar]4s23d¹
C. [Ar]3d4
Q16. Calculate 56.21 x 9.2057 using significant number rules.
A. 517.45
B. 517.5
C. 517
017. There are ------ and ------ 7 bonds in the H₂C-C=CH2 molecule.
A. 4.2
B. 6, 2
C. 2, 2
Q19. In which case is the bond polarity incorrect?
A. B-Fo
B. +F-08-
Q18. What is hybridization of the nitrogen atom in the ion NO3¹-
A. sp
B. sp²
C. sp³
C. 8¹ C-Bro-
D. F
Q20. Which correctly describes experimental data if the exact value 5.50?
The experimental data 5.49, 5.50, 5.51, 5.49, and 5.52
A. Precise, but not accurate
C. Both accurate and precise
D. [Ar]4s¹3d²
D. 517.452
D. 2.6
D. sp³d
D. °*Si-0⁰-
B. Accurate, but not precise
D. Neither accurate nor precise
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