Question

Equal length of magnesium ribbon are taken in 2 test tubes A and B H2SO4 is added to disturb A and H2SO3 is added to test tube B in equal amount. a) identify the test tube showing vigorous reaction (b) give reason to support your answer (c) name the gas liberated in both tubes how will you prove its liberation (d) write chemical equation for both reaction (e) out of two acids taken above (i) which one will have lower PH value (ii) lower H+ concentration respectively
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Answer 1

Explanation:

Some Basic Concepts of Chemistry

Stoichiometry and Stoichiometric Calculations

Equal length of magnesium r...

CHEMISTRY

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Asked on December 27, 2019 by

Mitasha Sonkar

Equal length of magnesium ribbon are taken in two test tubes

′

A

′

and

′

B

′

. H

2

SO

4

is added to test tube

′

A

′

and H

2

CO

3

in the test tube

′

B

′

in equal amounts.

(a) Identify the test tube showing vigorous reaction

(b) Give reason to support your answer.

(c) Name the gas liberated in both the tubes. How will your prove its liberation?

(d) Write chemical equations for both the reaction.

(e) Out of the two acids taken above:

(i) Which one will have lower pH value?

(ii) Lower H

+

concentration respectively.