本课配套习题挑战模式1/5
单选题
难度系数:
1.下列表达方式正确的是
A: 甲烷的电子式: |
B: 氟化氢的电子式: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:6Ziz56a75a2Q55qE5pyA5aSW5bGC55S15a2Q5bey57uP5aSx5Y6777yM
- 提示2:5b2i5oiQ5YWx5Lu36ZSu5pe277yM5q+P5Liq5Y6f5a2Q5omA5Ymp5L2Z55qE5Y2V55S15a2Q5LiN6IO955yB55Wl44CC
- 提示3:5Yy65YiG56a75a2Q6ZSu5LiO5YWx5Lu36ZSu44CC
- 答案:QQ==
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
本课配套习题挑战模式2/5
单选题
难度系数:
2.下列微粒结构的表达方式中,正确的是
A: 钠离子的电子式: |
B: 氩原子的电子式: |
C: 硼原子的结构示意图: |
D: 氟离子的结构示意图: |
一次做对,真牛!
+5奖励规则>
- 提示1:5Y6f5a2Q55qE5pyA5aSW5bGC55S15a2Q5YWo6YOo5aSx5Y675b2i5oiQ6Ziz56a75a2Q77yM5Zug5q2k5a+55LqO6Ziz56a75a2Q77yM5pyA5aSW5bGC55S15a2Q55u45b2T5LqOMC4=
- 提示2:5Y6f5a2Q57uT5p6E56S65oSP5Zu+55qE5ZyI5YaF5bqU6K+l5aGr5YaZ5Y6f5a2Q55qE5qC455S16I235pWw77yM6L+Y6KaB5Yy65YiG5Y6f5a2Q5LiO56a75a2Q55qE5YaZ5rOV44CC
- 答案:Qg==
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
本课配套习题挑战模式3/5
单选题
难度系数:
3.下列电子式书写错误的是
A: 甲基: |
B: NH4+: |
C: CO2: |
D: H-: |
一次做对,真牛!
+5奖励规则>
- 提示1:5Zyo5qOA5p+l55S15a2Q5byP5Lmm5YaZ5pe277yM6KaB5L+d6K+B5omA5pyJ5Y6f5a2Q5bqU6K+l5YW35pyJ55qE55S15a2Q5oC75pWw5LiN5Y+Y77yM5Y+q5piv5Zu057uV5Zyo5q+P5Liq5Y6f5a2Q5ZGo5Zu055qE55S15a2Q5Li6OC4=
- 答案:Qw==
Q+eahOacgOWkluWxgueUteWtkOS4ujTkuKrvvIzov5jnvLo05Liq77yM5Zug5q2k5bqU6K+l5LiOT+WQhOW9ouaIkOS4pOmYn+WFseeUqOeUteWtkOWvue+8mjxpbWcgd2lkdGg9NjYgaGVpZ2h0PTQwIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjUvMjEvckJBQ0ZGVTA1X0hRazdfREFBQUI2Z2R0TU1JNjczLnBuZyI+44CCPGJyPuWboOatpOmAieaLqUPpobnjgII=
本课配套习题挑战模式4/5
单选题
难度系数:
4.下列电子式书写错误的是
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:5Zyo5b2i5oiQ5YWx5Lu36ZSu5pe277yM57y65Yeg5Liq55S15a2Q6L6+5Yiw5YWr55S15a2Q56iz5a6a57uT5p6E5bCx6KaB5b2i5oiQ5Yeg5a+55YWx55So55S15a2Q5a+544CC
- 答案:Qw==
Q+eahOacgOWkluWxgueUteWtkOS4ujTkuKrvvIzov5jnvLo05Liq77yM5Zug5q2k5bqU6K+l5LiOT+WQhOW9ouaIkOS4pOmYn+WFseeUqOeUteWtkOWvue+8mjxpbWcgd2lkdGg9NjYgaGVpZ2h0PTQwIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjUvMjEvckJBQ0ZGVTA1X0hRazdfREFBQUI2Z2R0TU1JNjczLnBuZyI+44CCPGJyPuWboOatpOmAieaLqUPpobnjgII=
本课配套习题挑战模式5/5
单选题
难度系数:
5.下列电子式书写正确的是
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:6YeR5bGe5LiO6Z2e6YeR5bGe5b2i5oiQ56a75a2Q6ZSu77yM6ICM5aSn5aSa5pWw6Z2e6YeR5bGe5LmL6Ze05b2i5oiQ5YWx5Lu36ZSu44CC
- 提示2:5Zyo5YaZ55S15a2Q5byP5pe277yM6Zmk5LqG5YWx55So55S15a2Q5a+56ZyA6KaB5rOo5oSP77yM6L+Y6KaB5rOo5oSP5LiN6IO95bCG5Y6f5a2Q6Ieq6Lqr5Ymp5L2Z55qE5a2k55S15a2Q5a+55Lii5o6J44CC
- 答案:Qw==
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