Practice — Learns Academy

1

Stimulus

10 marks

In the classroom, the teacher was discussing the "Chemical Bond · Core Concept" section of the "Chemical Bond" chapter. She said that understanding this concept makes the rest of the chapter's problems easier too.

aKnowledge1 mark

What is Chemical Bond · Core Concept?

0 words · suggested 10+ keywords 0/2

bComprehension2 marks

Explain the importance of Chemical Bond · Core Concept.

0 words · suggested 22+ keywords 0/3

cApplication3 marks

Using the concept mentioned in the stimulus, show the steps to solve a problem.

0 words · suggested 30+ keywords 0/4

dHigher skill4 marks

How is Chemical Bond · Core Concept related to other concepts of the chapter — analyse and give your opinion.

0 words · suggested 40+ keywords 0/3

2

Stimulus

10 marks

A beaker contains 4 mol of HCl solution, to which an equal amount of NaOH is added.

Figure: neutralisation reaction setup

aKnowledge1 mark

What is a neutralisation reaction?

0 words · suggested 10+ keywords 0/4

bComprehension2 marks

Explain the concept of the mole.

0 words · suggested 20+ keywords 0/3

cApplication3 marks

Find the number of molecules present in 4 mole of HCl.

0 words · suggested 12+ keywords 0/2

dHigher skill4 marks

What will be the pH of the solution after the reaction — give your opinion with reasoning.

0 words · suggested 35+ keywords 0/3

3

Stimulus

10 marks

A beaker contains 2 mol of HCl solution, to which an equal amount of NaOH is added.

Figure: neutralisation reaction setup

aKnowledge1 mark

What is a neutralisation reaction?

0 words · suggested 10+ keywords 0/4

bComprehension2 marks

Explain the concept of the mole.

0 words · suggested 20+ keywords 0/3

cApplication3 marks

Find the number of molecules present in 2 mole of HCl.

0 words · suggested 12+ keywords 0/2

dHigher skill4 marks

What will be the pH of the solution after the reaction — give your opinion with reasoning.

0 words · suggested 35+ keywords 0/3

4

Stimulus

10 marks

A beaker contains 1 mol of HCl solution, to which an equal amount of NaOH is added.

Figure: neutralisation reaction setup

aKnowledge1 mark

What is a neutralisation reaction?

0 words · suggested 10+ keywords 0/4

bComprehension2 marks

Explain the concept of the mole.

0 words · suggested 20+ keywords 0/3

cApplication3 marks

Find the number of molecules present in 1 mole of HCl.

0 words · suggested 12+ keywords 0/2

dHigher skill4 marks

What will be the pH of the solution after the reaction — give your opinion with reasoning.

0 words · suggested 35+ keywords 0/3

5

Stimulus

10 marks

A beaker contains 3 mol of HCl solution, to which an equal amount of NaOH is added.

Figure: neutralisation reaction setup

aKnowledge1 mark

What is a neutralisation reaction?

0 words · suggested 10+ keywords 0/4

bComprehension2 marks

Explain the concept of the mole.

0 words · suggested 20+ keywords 0/3

cApplication3 marks

Find the number of molecules present in 3 mole of HCl.

0 words · suggested 12+ keywords 0/2

dHigher skill4 marks

What will be the pH of the solution after the reaction — give your opinion with reasoning.

0 words · suggested 35+ keywords 0/3

6

Stimulus

10 marks

In the classroom, the teacher was discussing the "Chemical Bond · Core Concept" section of the "Chemical Bond" chapter. She said that understanding this concept makes the rest of the chapter's problems easier too.

aKnowledge1 mark

What is Chemical Bond · Core Concept?

0 words · suggested 10+ keywords 0/2

bComprehension2 marks

Explain the importance of Chemical Bond · Core Concept.

0 words · suggested 22+ keywords 0/3

cApplication3 marks

Using the concept mentioned in the stimulus, show the steps to solve a problem.

0 words · suggested 30+ keywords 0/4

dHigher skill4 marks

How is Chemical Bond · Core Concept related to other concepts of the chapter — analyse and give your opinion.

0 words · suggested 40+ keywords 0/3