Group 7
Quiz by Chemistry
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13 questions
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- Q1What is group 7 called?The HalidesThe HalogensThe alkali metalsThe Noble gases30s
- Q2How many electrons does an atom in group 7 have in its outer shell?5177130s
- Q3What is the electronic structure of a chlorine atom?172,72,7,72,8,730s
- Q4Which period is chlorine in?731230s
- Q5How many shells does chlorine have electrons in?332130s
- Q6What is the charge on a chloride ion?-11+2-1-30s
- Q7Which is the most reactive halogen?bromineiodinefluorinechlorine30s
- Q8What colour is a solution of potassium bromide?yellowcolourlesspurplegreen30s
- Q9What state is chlorine at room temperature and pressure?solidliquidgas30s
- Q10What state is bromine at room temperatureliquidgassolid30s
- Q11What state is iodine at room temperature?solidliquidgas30s
- Q12What happens to the boiling point as you go down group 7?It decreasesIt stays the sameIt increases30s
- Q13What happens to the melting point as you go down group 7?It decreasesIt stays the sameIt increases30s