问题 实验题

实验室部分仪器或装置如下图所示,请回答下列问题。

(1)若要组装一套氧气的发生和收集装置,可选择图中的________(填标号)。实验室用该装置制取氧气的化学方程式为_______________。用该套装置还可以制取的气体是________。

(2)若用高锰酸钾制取氧气,你认为还需要增加的玻璃仪器是________,写出用高锰酸钾制取氧气的化学方程式________________。

(3)若制取氨气,收集装置只能用H,而不能用F或G。由此可知氨气应具有的物理性质是___________________________。

答案

(1)A、B、C、E、F(或A、B、C、E、G);2H2O22H2O+O2↑;H2(或CO2)

(2)酒精灯;2KMnO4K2MnO4+MnO2+O2

(3)氨气能溶解于水且密度比空气的小

单项选择题
阅读理解

阅读理解。

阅读下列应用文及相关信息,并按照要求匹配信息。

下面是一些CD的简要内容。请把相关的内容与购买者匹配起来。

This week’s NEW MUSIC RELEASES

A. The best of Keith Jarrett

     The maestro of jazz piano continues to astound audiences around the world. This collection of

his greatest work includes The Koln Concert, Part 1 and extracts from the Paris Concert as well.

Excellent value and a must for all jazz lovers.  £12.99

B. Richard Thompson 1980-2000

     Thompson’s stunning electric guitar playing, and his folk-rock songs, are gathered together on a

2-CD collection that shows the best of his work over the last two decades.  £18.99

C. Richard Clayderman

     French pianist known for his relaxing piano music, has this new collection out on CD. Ideal as a

present for the person who likes relaxing background music.  £ 9.99

D. The Monteverdi Vespers of 1610

     This new recording of Monteverdi’s great choral work is excellent with great singing from the Milton

Keynes Chorus. Classical music lovers will want to add this one to their collections. 

£ 24.99 for the 2-CD set

E. The Best of Paco Pena

     The great classical guitarist shows all his brilliance in this new collection. Works by Vila-Lobos and

Haydn, amongst others. Great value at only £ 9.99

F. Wynton Marsalis

     The great jazz trumpeter (吹号手) has put together some of his best-known numbers and a few

new pieces on this magical set. Perhaps not as classy as his last offering, but all jazz aficionados will

want this one anyway.  £ 13.99

 fair     good     excellent

请阅读下列人物的基本信息:

1. Carol Morgan likes many kinds of music, but her favo

urite is jazz. The only music

she really doesn’t like is piano music, even if it’s jazz.

2. Mark Moloney doesn’t care very much about music, but he does like to have soft, gentle music

playing in his flat sometimes. He isn’t keen on classical or jazz music, but he likes piano playing.

3. Andrea Bolton likes all kinds of music, but her favorite instrument is electric guitar - she’s a big fan

of Eric Clapton, for example. She also quite likes jazz and folk music.

4. Dave Stone only likes instrumental music - he never buys anything vocal (嗓音). He likes rock and

pop, but his preference is for classical music.

5. Sally prefers classical music to jazz and folk. As a teacher, she thinks choral art is the most operable

art form for the education of emotion and beauty appreciation. So she likes to enjoy songs performed

by a chorus.