Question
| Column I | Column II |
| A. Positive catalyst | 1. Glycerol |
| B. Negative Catalyst | 2. Molybdenum |
| C. Catalyst Poison | 3. $MnO _2$ |
| D. Promoter | 4. $H _2 S$ |
| Code: | A | B | C | D |
| (a) | 3 | 1 | 4 | 2 |
| (b) | 4 | 3 | 2 | 1 |
| (c) | 1 | 2 | 3 | 4 |
| (d) | 2 | 4 | 1 | 3 |
✓
Answer
(a) 3 1 4 2
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
| A. Cr | 1. $[ Ar ] 3 d^{10} 4 s^2$ |
| B. Cu | 2. $[ Ar ] 3 d^5 4 s^1$ |
| C. Zn | 3. $[ Ar ] 3 d^1 4 s^2$ |
| D. Sc | 4. $[ Ar ] 3 d^{10} 4 s^1$ |
| Code. | A | B | C | D |
| (a) | 4 | 3 | 1 | 2 |
| (b) | 1 | 2 | 3 | 4 |
| (c) | 3 | 4 | 2 | 1 |
| (d) | 2 | 1 | 4 | 3 |
| Code. | A | B | C | D |
| (a) | 2 | 3 | 4 | 1 |
| (b) | 1 | 2 | 3 | 4 |
| (c) | 4 | 1 | 2 | 3 |
| (d) | 3 | 4 | 1 | 2 |
| Column I | Column II |
| A. $Ni$ | 1. $4 NH _3+5 O _2 \rightarrow 4 NO +6 H _2 O$ |
| B. $Pt$ | 2. $C _6 H _6+ CH _3 COCl \rightarrow C _6 H _6 COCH _3+ HCl$ |
| C. Anhydrous $AlCl _3$ | 3. $2 SO _2+ O _2 \rightarrow 2 SO _3$ |
| D. $V _2 O _5$ | 4. $CH _2= CH _2 \rightarrow CH _3- CH _3$ |
| Code: | A | B | C | D |
| (a) | 4 | 1 | 2 | 3 |
| (b) | 3 | 4 | 1 | 2 |
| (c) | 1 | 2 | 3 | 4 |
| (d) | 2 | 3 | 4 | 1 |
| A. Sc<sup>3+</sup> | 1. 3d<sup>1</sup> |
| B. Ti<sup>3</sup> | 2. 3d<sup>0</sup> |
| C. Mn<sup>2+</sup> | 3. 3d<sup>10</sup> |
| D. Zn<sup>2+</sup> | 4. 3d<sup>5</sup> |
| Column I | Column II |
| A. Phase transfer catalysis | 1. Thermal decomposition of $KClO _3$ |
| B. Enzyme catalysis | 2. Reaction of $RCl$ with $NaCN$ |
| C. Homogeneous catalysis | 3. Hydrogeneration of ethyleno |
| D. Heterogeneous catalysis | 4. Conversion of glucose into ethanol |
| Code: | A | B | C | D |
| (a) | 2 | 4 | 1 | 3 |
| (b) | 4 | 3 | 2 | 1 |
| (c) | 1 | 2 | 3 | 4 |
| (d) | 3 | 1 | 4 | 2 |
| A. Iron | 1. Artificial joint |
| B. Platinum | 2. Hemoglobin |
| C. Cobalt | 3. Catalysis |
| D. Titanium | 4. Vitamin – $B_{12}$ |
| Column I | Column II |
| (i) Ohm's law | (a) $E _{\text {cell }}= E _{\text {cell }}^{\circ}-\frac{0.0591}{ A } \log \frac{[ C ]^1[ D ]^{ m }}{[ A ]^{ x }[ B ]^{ y }}$ (b) $m = ZIT$ |
| (ii) Kohlraush's law | (b) $m = ZIT$ |
| (iii) Nernst equation | (c) $V = IR$ |
| (iv) Faradays first law | (d) $\left(\Lambda_{ m }^{\circ}\right)_{ A _{ x } B _{ y }}= x \left(\lambda_{ m }^{\circ}\right)_{ A ^{ y }}+ y \left(\lambda_{ m }^{\circ}\right)_{ B ^{ x }-}$ |
| Code: | A | B | C | D |
| $i$. | c | d | a | b |
| ii. | a | b | c | d |
| iii. | d | c | b | a |
| iv. | b | a | d | c |
(i) ammonia - (a) suffocating odour
(ii) $SO _2$ - (b) Rotten fish smell
(iii) $PH _3$ - (c) Greenish-yellow gas
(iv) $Cl _2-$ (d) pungent-smelling gas
→(ii) $SO _2$ - (b) Rotten fish smell
(iii) $PH _3$ - (c) Greenish-yellow gas
(iv) $Cl _2-$ (d) pungent-smelling gas