Group 7 - Chemistry :)

Descrição

A-Level Chemistry Quiz sobre Group 7 - Chemistry :), criado por savanna q em 08-05-2013.
savanna q
Quiz por savanna q, atualizado more than 1 year ago
savanna q
Criado por savanna q aproximadamente 11 anos atrás
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Resumo de Recurso

Questão 1

Questão
what is chlorine like at room temperature?
Responda
  • orange liquid
  • green gas
  • grey solid

Questão 2

Questão
what can bromide be used for?
Responda
  • sterilizing water
  • making plastics and pesticides
  • sterilizing wounds

Questão 3

Questão
What is bromide like at room temperature?
Responda
  • gas
  • liquid
  • solid

Questão 4

Questão
what colour is iodide's vapour when warmed?
Responda
  • green
  • yellow
  • purple
  • grey
  • brown
  • no colour

Questão 5

Questão
halogens belong in what group?
Responda
  • 7
  • 1
  • 4

Questão 6

Questão
how are two halogens joined?
Responda
  • ionicly
  • covalently

Questão 7

Questão
how do the reactivity change going down group 7?
Responda
  • increase (in reactivity going down)
  • decrease (in reactivity going down)

Questão 8

Questão
which has the highest boiling point?
Responda
  • Fluorine
  • Bromine
  • Chlorine
  • Iodine

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