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ID number:501982
 
Evaluation:
Published: 19.02.2015.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

Joda savienojumi
Jodūdeņradis HI ir bezkrāsaina gāze
Veido visstiprāko halogņūdeņražskābi-jodūdeņražskābi HIO3
HI līdzīgi kā HBr un HCl gaisā kūp.

Broma savienojumi
Bromūdeņradis ir bezkrāsaina gāze HBr
Labi šķīst ūdenī
Nereaģē ar slāpekli un oglekli

Kopumā...
Halogēnus nevar sastapt dabā, bet tos var izveidot laboratorijās ar dažādu savienojumu paņēmieniem.
Tie veido skābes, sāļus, oksīdus.
Visvairāk reakciju ir hlorūdeņradim.
Halogēni atrodas VIIA grupā.

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