1. The table gives information about the colours and physical states at room temperature of the halogens, chlorine, bromine and iodine - Edexcel - GCSE Chemistry - Question 1 - 2015 - Paper 1
Question 1
1. The table gives information about the colours and physical states at room temperature of the halogens, chlorine, bromine and iodine.
(a) Complete the table.
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Worked Solution & Example Answer:1. The table gives information about the colours and physical states at room temperature of the halogens, chlorine, bromine and iodine - Edexcel - GCSE Chemistry - Question 1 - 2015 - Paper 1
Step 1
Complete the table.
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Answer
name
colour at room temperature
physical state at room temperature
chlorine
yellow-green
gas
bromine
red-brown
liquid
iodine
grey
solid
Step 2
Magnesium reacts with bromine to form magnesium bromide.
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Answer
Magnesium + Bromine → Magnesium Bromide
Step 3
Which of these is the formula for sodium chloride?
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