Differentiate between the following pair based on the information given in the bracket. Acid and Alkali (formation of the type of ions)

An Acid is a sour-tasting substance that dissociates in water to give hydrogen ions whereas an alkali is a water-soluble base that dissociates in water to give hydroxyl ions.

MEDIUM

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Why is ${CO}_{2}$ acidic in nature ?

Important Questions on Acids and Bases

EASY

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Write Arrhenius theory of acid base.

EASY

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

In which of the following oxalic acid is found naturally

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Acid used in Lead Batteries is:

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

What is Bronsted-Lowry acid?

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Differentiate between the following pair based on the information given in the bracket.

Acid and Alkali (formation of the type of ions)

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

While diluting an acid, why is it recommended that the acid should be added to water and not water to the acid?

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Dry hydrogen chloride gas does not change the colour of dry litmus paper. Why ?

EASY

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Which of the following phenomena occur, when a small amount of acid is added to water?

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Compounds such as alcohol and glucose also contain hydrogen but are not categorised as acids. Describe an activity to prove it.

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

How is the concentration of hydronium ions

(H_{3} O^{+})

affected when the solution of an acid is diluted?

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Do basic solutions also have

H^{+} (a q)

ions? If yes, then why are they basic?

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Why do acids not show acidic behaviour in the absence of water?

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

HCl

and

{HNO}_{3}

show acidic characters in aqueous solution while alcohol and glucose solutions do not. Give reason.

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

With the help of labelled diagrams, describe an activity to show that acids produce ions only in aqueous solutions.

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

How is the concentration of hydronium ions

H_{3} O^{+}

affected when a solution of an acid is diluted?

EASY

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

What type of ions are formed:
(i) when an acid is dissolved in water?
(ii) when a base (or alkali) is dissolved in water?

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Why does an aqueous solution of acid conduct electricity?

MEDIUM

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

While diluting a mineral acid why is it recommended to add acid slowly to water and not water to acid. Explain.

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Why do

H C l, H_{2} {S O}_{4}, {H N O}_{3}

, etc., show acidic character in aqueous solutions while solutions of compounds like

C_{6} H_{12} O_{6}

(glucose) and

C_{2} H_{5} O H

(alcohol) do not show acidic character?

HARD

Science>Chemistry>Acids and Bases>Naturally Occuring Acids

Why does dry

H C l

gas not change the colour of dry litmus paper?

Why is CO2 acidic in nature ?

Important Questions on Acids and Bases

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Why is ${CO}_{2}$ acidic in nature ?