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Monday, 6 June 2016

物质的化学性质

物质的化学性质有:

 -  酸性

  • 有酸味
Image result for 橙汁Image result for 番茄

-碱性


  • 滑溜溜
  • 有苦味
Image result for 黄面条Image result for 沐浴露

-中性
  • 淡而无味/有咸味/有甜味
Image result for 饭Image result for 盐Image result for 糖果





自我挑战

 1.化学物质有三种性质，是哪几类？

2.写出酸性，碱性和中性的特征。

 3.写出酸性，碱性和中性的例子。 
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2 comments:

  1. Unknown22 October 2020 at 03:10

    酸性：pH0-6
    中性:pH7
    碱性：pH8-14

    ReplyDelete
  2. XrEose's30 November 2020 at 02:29

    Thank you. But it's better if you list out the names...

    ReplyDelete

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