In a test-tube, hydrochloric acid is poured over a few zinc granules.

In a test-tube, hydrochloric acid is poured over a few zinc granules. List two observations which suggest that a chemical reaction has occurred.

2HCl + Zn → ZnCl₂ + H₂

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

i. Temperature of test tube increases.
ii. Acolourless gas is evolved.

4 views Answered 2023-02-05 15:29

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