SAT Subject Chemistry Practice Question 644: Answer and Explanation

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Question: 644

16. A common metal element that resists reaction with acids

A. Fe
B. Au
C. Na
D. Ar
E. U

Correct Answer: B

Explanation:

(B) Gold is known as a common noble metal because of its resistance to acids. Aqua regia, a mixture of HNO3 and HCl, will react with gold.

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