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酸鹼中和

Authored by 江郁星 江郁星

Chemistry

1st - 5th Grade

Used 6+ times

酸鹼中和
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10 questions

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1.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

燒鹼和氨溶解在水中時,都能解離產生下列何者?

NH4

H

Na

OH

2.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

在純水中加入哪一種物質後,可使酚酞指示劑呈紅色反應?

醋酸

食鹽

氫氧化鈉

汽水

3.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

下列何者不能用以檢驗物質的酸鹼性?

廣用試紙

氯化亞鈷試紙

石蕊試紙

酚酞

4.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

下列何者可用來判定水溶液是否為酸性?

水溶液只含有 H

水溶液只含有 OH

水溶液中[H ]<[OH ]

水溶液中[H ]>[OH ]

5.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

碳酸鈣不是下列哪一項物質的成分?

貝殼

石灰

灰石

大理石

6.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

當氫氧化鈉水溶液與稀鹽酸反應時,會發生下列哪一種現象?

溶液溫度上升

產生白色沉澱

產生大量氣泡

溶液顏色變紅

7.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

小明於純水中滴入NaCl時,水溶液不呈酸性也不呈鹼性,是因為?

溶液中不含H,也不含OH 

溶液中含有同樣數量的Na和Cl

溶液中含有同樣數量的H和OH

溶液呈電中性

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