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Aqua regia can dissolve gold. What is it? | StemPy Lab
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Aqua regia can dissolve gold. What is it?
Chemistry
Medium
High School (9–10)
General
Metals and Non-metals › Reactions and the Reactivity Series
Created by
StemPy Lab
Aqua regia can dissolve gold. What is it?
Pure nitric acid
Concentrated sulphuric acid
Salt water
Concentrated hydrochloric and nitric acids mixed
3
:
1
3 : 1
3
:
1
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← Most metals give no hydrogen with nitric acid. Why?
A student says: Copper reacts with dilute hydrochloric acid to give hydrogen, as zinc does. What is the mistake? →
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Metals and Non-metals › Reactions and the Reactivity Series
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Created by StemPy LabCreated by StemPy Lab