Chemistry

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981099
Username: 981099

Registered: 04-2003
Posted on Thursday, April 17, 2003 - 01:32 pm:   
1)the element in the same group of periodic table have similar physical property ?

2)the reaction between methane & bromine under light is violent ?

3) soapless detergent is acidic ?
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981099
Username: 981099

Registered: 04-2003
Posted on Thursday, April 17, 2003 - 02:02 pm:   
wt is the range of O.N of nitrogen ?
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Inamoto5
Username: admin

Registered: 04-2003
Posted on Thursday, April 17, 2003 - 04:40 pm:   
In your syllabus, the Oswald process, the O.N. of N changes from -3 e.g. NH3 to +5 e.g. NO3-

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