a. The chloride of an unknown element, X, is a liquid at 20C. This chloride reacts with

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a. The chloride of an unknown element, X, is a liquid at 20°C. This chloride reacts with water, giving white fumes and leaving an acidic solution.

i. Does element X belong to Group 1, Group 2 or Group 15 of the Periodic Table?

ii. What type of reaction takes place between X and water?

iii. Identify the white fumes given off when X reacts with water.

b. The chloride of an unknown element Y is a solid at 20°C. This chloride does not react with water but dissolves to give a neutral solution. Does element Y belong to Group 1, Group 14 or Group 16 of the Periodic Table?

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Cambridge International AS And A Level Chemistry Coursebook

ISBN: 9781316637739

2nd Edition

Authors: Lawrie Ryan, Roger Norris

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Question Posted: Sep 20, 2021 01:39 AM

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a. The chloride of an unknown element, X, is a liquid at 20C. This chloride reacts with

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Solution 1 Element X belongs to group 15 of the periodic t...View the full answer

Cambridge International AS And A Level Chemistry Coursebook

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