Tiwari Academy Discussion

Bhakti

Asked: October 18, 2020In: Class 10

Metal compound A reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. Write a balanced chemical equation for the reaction if one of the compounds formed is calcium chloride.

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-6 Questions No-3

Bhakti

Asked: October 18, 2020In: Class 10

Why does an aqueous solution of an acid conduct electricity?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-9 Questions No- 2

Bhakti

Asked: October 18, 2020In: Class 10

Why do HCl, HNO3, etc., show acidic characters in aqueous solutions while solutions of compounds like alcohol and glucose do not show acidic character?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-6 Questions No-1

Bhakti

Asked: October 18, 2020In: Class 10

Why does dry HCl gas not change the colour of the dry litmus paper?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-9 Questions No- 3

Bhakti

Asked: October 18, 2020In: Class 10

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

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-9 Questions No- 4

Bhakti

Asked: October 18, 2020In: Class 10

How is the concentration of hydronium ions (H3O+) affected when a solution of an acid is diluted?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-9 Questions No-5

Bhakti

Asked: October 18, 2020In: Class 10

How is the concentration of hydroxide ions (OH–) affected when excess base is dissolved in a solution of sodium hydroxide?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-9 Questions No-6

Bhakti

Asked: October 18, 2020In: Class 10

You have two solutions, A and B. The pH of solution A is 6 and pH of solution B is 8. Which solution has more hydrogen ion concentration? Which of this is acidic and which one is basic?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-12 Questions No-1

Bhakti

Asked: October 18, 2020In: Class 10

What effect does the concentration of H+(aq) ions have on the nature of the solution?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-12 Questions No-2

Bhakti

Asked: October 18, 2020In: Class 10

Do basic solutions also have H+(aq) ions? If yes, then why are these basic?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-12 Questions No-3

Metal compound A reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. Write a balanced chemical equation for the reaction if one of the compounds formed is calcium chloride.

Why does an aqueous solution of an acid conduct electricity?

Why do HCl, HNO3, etc., show acidic characters in aqueous solutions while solutions of compounds like alcohol and glucose do not show acidic character?

Why does dry HCl gas not change the colour of the dry litmus paper?

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

How is the concentration of hydronium ions (H3O+) affected when a solution of an acid is diluted?

How is the concentration of hydroxide ions (OH–) affected when excess base is dissolved in a solution of sodium hydroxide?

You have two solutions, A and B. The pH of solution A is 6 and pH of solution B is 8. Which solution has more hydrogen ion concentration? Which of this is acidic and which one is basic?

What effect does the concentration of H+(aq) ions have on the nature of the solution?

Do basic solutions also have H+(aq) ions? If yes, then why are these basic?

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