問題詳情
氫原子（H）的電子從n=2的穩定態躍遷至n=1的基態時，所放出光波長定為λ，則一氦離子（ He+ ）的電子從n=3的穩定態躍遷至n=2的穩定態時，所放出光波長為___________(以λ表示)
參考答案
無參考答案
內容推薦
- 下列何者刑事案件，經二審法院判決，仍得上訴於第三審法院？(A)刑法第 335 條之侵占罪(B)刑法第 328 條之強盜罪(C)刑法第 320 條之竊盜罪(D)刑法第 342 條之背信罪
- 50「草木疇生，禽獸群焉。物各從其類也。」與下列何句相呼應？ (A)君子居必擇鄉，遊必就士 (B)木受繩則直，金就礪則利 (C)邪穢在身，怨之所構 (D)尸鳩在桑，其子七兮
- 【題組】(A) because (B) after (C) although (D) before
- 請問下列 Java 程式輸出為何？ (A)11 (B)12 (C)13 (D)迴圈不會停止
- 【題組】Mr. and Mrs. Wu have only one child. Their d r looks like a doll.
- 20刑事訴訟法上「傳聞法則」於證據法上的意義，下列敘述，何者正確？(A)主要保障供述證據任意性(B)主要保障被告之反詰問權及供述證據之真實性(C)主要在於確認筆錄真實性(D)主要保障案重初供之真實
- 北方百貨公司採平均成本零售價法估計期末存貨，該公司100年度相關資料如下： 請問該公司100年底的期末存貨成本是多少？ (A) $72,600 (B) $80,400 (C) $82,400
- ______you usually at home in the morning?(A) Do (B) Does (C) Are (D) Is
- 下圖為氫原子光譜之來曼系及巴耳末系譜線，則 Vb：ve ＝？(11) 。
- 【題組】What does the word “defending” in the last paragraph mean?(A) attacking(B) protecting(C) dec
內容推薦
- 【題組】(A) was (B) were (C) being (D) to be
- 【題組】Many students in Taiwan go to c s after school.
- What a beautiful sight！Why not _________ some pictures here？(A)taking(B)takes(C)took(D)take
- Look at the picture. What is it?(A) An elephant. (B) A boy. (C) A slide. (D) A pool.
- 【題組】Mr. Green is a s n. He sells(賣) toy r ts at the night market.(夜市)
- 【題組】Mom asked me __________ (clean) the kitchen before she went out this morning.
- erence tion pathy ncy Zoos are important places for both animals and people. Some people are against
- She is seldom busy at night, but her husband ______.(A) is always (B) always is (C) does always (D
- 【題組】Angela surfed after she sailed the boat. (用Before改寫句子)
- 【題組】Can your cousin roller-skate?（先簡答，再詳答）3%
- 【題組】What can we know from the reading?(A) Meghan is the singer whose song first came into the to
- Leo: Why didn’t you answer the phone at about ten past ten?Tim: I ________ because I ________ the
- 【題組】According to（根據）the reading, we infer（推斷）that Daphne WASN’T _____.(A) a good huntress (B) bea
- 【題組】(3)FED______
- ________ the flowers and plants every morning, Kate. (A) Watering (B) To water(C) Water (D) Water
- Listen! Everyone. This is our bus to the chocolate factory, and I am the driver.Please call me Tom.
- 【題組】漁夫
- 20依刑事訴訟法第 131 條實施之「緊急搜索」，下列敘述何者錯誤？(A)司法警察（官）實施者，應於 3 日內報告該管檢察官及法院(B)檢察官實施者，應於 3 日內陳報該管法院 (C)如經依法陳報
- 依據我國勞工保險條例第 19 條之規定，參加保險 5 年以上者，年金給付之平均月投保薪資，係指下列何者？(A)按被保險人加保期間最高 60 個月之月投保薪資予以平均計算(B)按被保險人發生保險事
- 下列敘述何者為是？(A)「應收票據兌現」與「應付票據兌現」之後，銀行存款餘額並不會增加或減少，必須再輸入存款單或是提款單 (B)「應收票據建立作業」中，客票指的是客戶開立的支票 (C)票據託收後
- 下列何者判決，非屬刑事訴訟法第 379 條所規定之判決當然違背法令？(A)法院所認管轄之有無係不當者(B)法院受理訴訟係不當者(C)依本法應羈押被告而未羈押者(D)依本法應停止審判而未停止者
- 【題組】(A)Where can he catch the ball?(B)Can he swim, too?(C)What does he do at home?(D)What else ca
- 【 】Tina does her homework in the living room, and I do ____. (A) me (B) mine (C) my (D) ours
- 【題組】Remember to dry your hair before you go to bed, or you might h a h .
- 【題組】Ted’s pet was sick.Ted was very sad. (用so合併句子)