Abhiruchi, a class 10 student took clean small pieces of magnesium, aluminium, zinc, iron and copper in separate test tubes. She added about 10 mL of dilute hydrochloric acid to each of them.

Identify the incorrect statement(s).

Options

A. The rate of evolution of hydrogen gas bubbles is same in all the test tubes as all are metals.
B. The reactivity decreases in the order : `Mg gt Zn gt Al gt Fe gt Cu`
C. In case of copper, no bubbles are seen and the temperature also remains unchanged.
D. Both A and B.

Answer

D