Question

student added dilute Hil to a test tube containing zinc granules and made following observations a) the zinc surface became dull and black b) a gas evolved which burnt with a pop sound c) the solution remained colourless a) the solution becomes green in colour
pls select only one ​

Answer 1

Answer:

A gas evolved burns with a pop sound.

Explanation:

Zn + HCL → Zn (CL)2 + H2

H2 or hydrogen burns with a pop sound.

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