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Deliquescence

Why does magn...

Question

Why does magnesium powder reacts much more rapidly than magnesium ribbon with dilute sulphuric acid

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Solution

It's all about the state of matter .Magnesium powder provides a larger surface area. This allows more of the sulphuric acid to react with it than the ribbon.

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Q. Dilute hydrochloric acid reacts with magnesium ribbon:

Write word equations and then balanced equations for the reaction taking

place when −

(a) dilute sulphuric acid reacts with zinc granules.

(b) dilute hydrochloric acid reacts with magnesium ribbon.

(c) dilute sulphuric acid reacts with aluminium powder.

(d) dilute hydrochloric acid reacts with iron filings.

Q. Reaction of magnesium ribbon with dilute sulphuric acid to form magnesium sulphate and hydrogen is a combination reaction.

What happens when magnesium reacts with dilute sulphuric acid?

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i) In fireworks, powdered magnesium is used rather than magnesium ribbon.
ii) Zinc and dilute

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iii) The reaction between magnesium carbonate and dilute hydrochloric acid speeds up when some concentrated

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