✓ 3 MARKS
Derivations
🔥 APPEARED IN 3 BOARD SETS
Observe the given figure and answer the following questions : (i) Write the expression for adsorption of gases on solids in the form of an equation. (ii) What is the slope of the graph ? (iii) What does the intercept of the line represent ?
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2022 | Series 56-4 | Set 1 | Question 8 |
| CBSE 2022 | Series 56-4 | Set 2 | Question 11 |
| CBSE 2022 | Series 56-4 | Set 3 | Question 4 |
02 // OFFICIAL CBSE MARKING SCHEME BREAKDOWN
- Step 1: Stating the fundamental formula / law statement (+1 Mark)
- Step 2: Intermediate mathematical substitution or proof steps (+1 Mark)
- Step 3: Correct final value or conclusion with mandatory SI units (+1 Mark)