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Madu's Profile
Star Rating: [2 
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Member Since: Mar 18, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
]
Member Since: Mar 18, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
mar
18
2014
Explicações sobre a Família 7A
Porque a Família 7A se chama \\\\\\\\\\\\\\\"família Halogênios \\\\\\\\\\\\\\\" e não \\\\\\\\\\\\\\\" família flúor \\\\\\\\\\\\\\\" como a 5a que seu primeiro elemento é nitrogênio e o nome...
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