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Question
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
A is a sodium salt.
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Solution
A is sodium salt it is prepared by neutralization of a base with acids.
\[\ce{NaOH + HCl -> NaCl + H2O}\]
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A – direct combination of two elements.
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
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