Physics Unit29: Molecules and Solids - 51fly国际课程 (51fly.win)

手机扫一扫，访问本页面

?作业考试练习?国际高中通用物理?Physics Unit29: Molecules and Solids

考生身份 | 我的作答记录 | 错题本 | 搜藏集 | 帮助

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp，上传完成后会在上方生成预览，用鼠标连续双击缩略图，或拖动缩略图，该图片就被绑定至本题，显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片，绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别

习题练习：Physics Unit29: Molecules and Solids

本习题练习来源于51fly国际课程 (https://51fly.win)，是在线习题练习的打印版，您也可以访问本平台网站(https://51fly.win/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 124 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://51fly.win/test124.html
作者: physics 发布日期: 2023-05-01 13:57 总分: 27分得分: _____________

答题人: 匿名未登录开始时间: 23年05月01日 13:57 切换到: 整卷模式

1#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Covalent bonding is causemq,f i:o d3lh e.a r6f,nb7v8gjhg97w d by

A. the sharing of electrons between atoms.

B. the transfer of electrons between atoms.

C. unequal charge distributions around neutral molecules.

D. atoms bonding to hydrogen molecules.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

2#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Ionic bonding is causugu (cx) isv1.bvk)(xwuv: n.ylx: 0oed by

A. the sharing of electrons between atoms.

B. the transfer of electrons between atoms.

C. unequal charge distributions around neutral molecules.

D. atoms bonding to hydrogen molecules.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

3#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

The bond energy for a hydrogen 8.m)y gs;+qlnaj uy6gmolecule is

A. $2.5 \; eV$

B. $3.5 \; eV$

C. $4.5 \; eV$

D. $5.5 \; eV$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

4#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Van der Waals bonding is causedvaf378g 0anqtoz ryc(/p 3gs* by

A. the sharing of electrons between atoms.

B. the transfer of electrons between atoms.

C. unequal charge distribution around neutral molecules.

D. atoms bonding to hydrogen molecules.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

5#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In general, which of the following is the strongest bond?1 shc xy l vh9qb 5;)riqs)vlotk2*3s5

A. hydrogen bond

B. van der Waals bond

C. ionic bond

D. covalent bond

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

6#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In general, which of the following is the b0qz e/x qs rtrw a0n1+,(5ltnweakest bond?

A. hydrogen bond

B. van der Waals bond

C. ionic bond

D. covalent bond

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

7#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

For a diatomic quantum mechanical rotator, thgt2s.uko590o kujci 5 m w2,qfe energy difference between adjacent energy .gu 20ju 2iomqw95fkcs5k o,tlevels

A. increases as L increases.

B. decreases as L increases.

C. is constant for all L.

D. varies randomly as L increases.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

8#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A diatomic quantum mechanical rotator in the L = 1 quan 4hw *k5c46w koybj4pmcx+0 jstum state has energy E. The same rotator in the L j4+4wx45cb*jwcsk0m6 ko yh p= 2 quantum state will have energy

A. 2E.

B. 3E.

C. 6E.

D. none of the given answers

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

9#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In its lowest quantum state, the energy of a diatomic harmonic oscillator-7nb*rsmki kl q 8secsps6o0 k.+.n(o (.p kip is

A. (1/4)hf.

B. (1/2)hf.

C. hf.

D. (3/2)hf.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

10#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

For a diatomic quantum mechanical vibrator, the ec z/zsd mppd))7x0p*unergy difference between adjacent quu0z)xc pzds p7*md /)pantum states

A. increases as v increases.

B. decreases as v increases.

C. is constant for all values of v.

D. varies randomly as v increases.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In its lowest quantum state, a dia( k9n8c.z*x,1i wjtjz cpsm8 stomic quantum mechanical rotator has a rotational ej(8*., tmskc p9c1 zwnz isj8xnergy of

A. zero.

B. $h/2 \pi I$.

C. $h/\pi I$.

D. none of the given answers

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

12#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A diatomic quantum mechanie1z+f;r115 v w lgphizcal vibrator in its ground state has energy E. This same vibrator in its third state has energyh 5zr1 ivpwz1 l1;ef+g

A. E.

B. 3E.

C. 5E.

D. 7E.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

13#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Metallic bonding is caused b)o u( dxq nqcnt2 6ro*lqw,u0ef,9w,by

A. the sharing of electrons by all atoms.

B. the transfer of electrons between atoms.

C. unequal charge distributions around neutral molecules.

D. atoms bonding to hydrogen molecules.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

14#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In a good conductor, the highest energy band containing,*pjo .y2 hvgrsy)zsdp*p2l2 electrons is

A. only partially filled.

B. completely filled.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

15#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In a good insulator, the highest energy band containing electrons, called thqjz*yd/kz8 6knhsb:34 +55sd .k mwnuvdfc)ue valence band, cfq + n vbjd:.4 3nk5w 5/8dsuh)*6kumdzyksz is

A. only partially filled.

B. completely filled.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

本习题练习全部题目来源于51fly国际课程 (https://51fly.win)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力

16#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

An n-type semiconductor is pr7 nqv7 dkc c41bgm bf0z//z8iqoduced by

A. doping the host crystal with donor impurities.

B. doping the host crystal with accepter impurities.

C. pure crystals of germanium.

D. none of the given answers

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

本习题练习全部题目来源于51fly国际课程 (https://51fly.win)，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力

17#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A p-type semiconductt p/ab2arf*mt 0n5q/tor is produced by

A. doping the host crystal with donor impurities.

B. doping the host crystal with accepter impurities.

C. pure crystals of germanium.

D. none of the given answers

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

18#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

In a p-type semiconductor, a holp8:o ksp7m9no9a52 jbtyi+x x e is

A. a donor atom.

B. an extra electron supplied by a donor atom.

C. a missing atom in the crystalline structure.

D. a region where an electron is missing.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

19#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

When a voltage is applied across a p-type semiconductor, the h2;rcp /k4 phw)vl 82. xhhomr/ge vfi2oles

A. are destroyed.

B. move toward the positive electrode.

C. move toward the negative electrode.

D. do not move.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

20#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

If a battery is connected to a diode with the positive 4rnl1fxmu (nr-e. i/u terminal to the p side and the negative terminal to the n side, then diode 1 l. nmruu-frx(e4ni/is said to be

A. forward biased.

B. reversed biased.

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

21#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A simple junction transistor consists of three s4vnub.( 7mvk6vx6 psw1- zhzxemiconductor sections consistingw6vku41 v6h.m(xzn7-vx sp zb of

A. pnp semiconductors.

B. npn semiconductors.

C. either pnp or npn semiconductors.

D. none of the given answers

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

22#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A diatomic quantum mechanical oscillator has a moment of in2 fkl4jukyg )nup(65qyix 1,lertia of $7.73 \times 10^{-45} \; kg \cdot m^{2}$. What is the rotational energy in the quantum state characterized by L = 2?

A. $2.27 \times 10^{-5} \; eV$

B. $2.72 \times 10^{-5} \; eV$

C. $7.22 \times 10^{-5} \; eV$

D. $8.71 \times 10^{-5} \; eV$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

23#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A diatomic molecule ha.x+io ubwy7ju og 3 ncv:v)c5 r,5zh4ds $2.6 \times 10^{-5} \; eV$ of rotational energy in the L = 2 quantum state. What is the rotational energy in the L = 1 quantum state?

A. $3.4 \times 10^{-6} \; eV$

B. $5.3 \times 10^{-6} \; eV$

C. $7.8 \times 10^{-6} \; eV$

D. $8.7 \times 10^{-6} \; eV$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

24#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A diatomic molecule hase84cp- th,e;vo3tp 1v ren6mj $18 \times 10^{-5} \; eV$ of rotational energy in the L = 2 quantum state. What is the rotational energy in the L = 0 quantum state?

A. $9.0 \times 10^{-5} \; eV$

B. $6.0 \times 10^{-5} \; eV$

C. $3.0 \times 10^{-5} \; eV$

D. $0 \; eV$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

25#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

Estimate the rotational energy (in eV) for a eiaxp q2y jdu9p0z3/l s):s;w diatomic hydrogen molecule in the L 90s /; )2iwpp:jqaudexysl3z= 2 quantum state. (The equilibrium separation for the H2 molecule is 0.075 nm.)

A. $0.011 \; eV$

B. $0.022 \; eV$

C. $0.033 \; eV$

D. $0.044 \; eV$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

26#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

A diatomic molecule ibu( 66iri2txpjfq 3o )s vibrating in the v = 1 quantum state with a frequency of fj6ix3b6qri(o p 2ut)$2.0 \times 10^{13} \; Hz$. What is the energy of vibration?

A. $0.041 \; eV$

B. $0.083 \; eV$

C. $0.12 \; eV$

D. $0.17 \; eV$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

27#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

The energy gap between the valence and conduction bands in a certain semicond(a(jtpj jknb -ms. pf5h3:(nluctor is 1.25 eV. ptn.hjjj (mpl(sknfb : 5(3a-What is the threshold wavelength for optical absorption in this substance?

A. $599 \; nm$

B. $959 \; nm$

C. $873 \; nm$

D. $995 \; nm$

绑定到本题的附件链接:
绑定到本题的上传图片:

参考答案:

进入本题讨论区，参与讨论

:

总分:27分及格:16.2分时间:不限时

未答题:

已答题:0

答错题:

当前第题，此次习题练习共有 27 道题

试卷内容到此结束! © 2024 51fly国际课程 (https://51fly.win)版权所有

浏览记录|手机版视频|手机版试卷|使用帮助|51fly国际课程 (https://51fly.win)

GMT+8, 2026-9-7 20:18 , Processed in 0.362607 second(s), 83 queries , Redis On.

返回顶部