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首頁 > 研究所、轉學考(插大)◆化學(含普通化學、有機化學) > 109年 - 109 亞洲大學_學士後招生考試_獸醫學系：化學(含普通化學、有機化學)#101267 > 試題詳解

8. How many subshells are there in the shell with n = 4?
(A) 3
(B) 4
(C) 6
(D) 18

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統計： 尚無統計資料

其他試題

4. Give the correct formula for aluminum sulfate. (A) Al2SO4 (B) Al(SO4)3 (C) Al3(SO4)2 (D) Al2(SO4)3

5. Determine the empirical formula for a compound that contains C, H and O. It contains 51.59% C and 35.30% O by mass. (C: 12.0 g/mol； H: 1.00 g/mol； O:6.0 g/mol) (A) C2H6O (B) CHO (C) (D) CH4O3

6. Give the theoretical yield, in grams, of CO2 from the reaction of 4.000 moles of with 4.000 moles of O2. (C: 12.0 g/mol； H: 1.00 g/mol； O: 16.0 g/mol) (A)112.7 g (B)102.4 g (C)176.0 g (D)704.0 g

7. The titration of 25.0 mL of an unknown concentration H2SO4 solution requires 83.6 mL of 0.12 M LiOH solution. What is the concentration of the H2SO4 solution (in M)? (A) 0.20 M (B) 0.40 M (C) 0.10 M (D) 0.36 M

9. How many valence electrons does an atom of C have? (A) 1 (B) 4 (C) 2 (D) 3

10. Place the following in order of increasing radius. Ca2⁺ S2⁻ Cl⁻ (A)(B) (C) (D)

11. Which of the elements listed below would most likely form a polar covalent bond when bonded to oxygen? (A) Mg (B) H (C) Al (D) O

12. Assuming the octet rule is obeyed, how many covalent bonds will an oxygen atom form to give a formal charge of zero? (A) 0 (B) 1 (C) 2 (D) 3

13. Which of the following Lewis structures is incorrect? (A) (B) (C) (D)

14. In the best Lewis structure for NO +, what is the formal charge on the N atom? (A) -1 (B) 0 (C) +1 (D) +2

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