Question
(i) Tin stone - (a) $AgCl$
(ii) Argentite - (b) $Ag _3 SbS _3$
(iii) Ruby silver - (c) $Ag _2 S$
(iv) Horn silver - (d) $SnO _2$
(ii) Argentite - (b) $Ag _3 SbS _3$
(iii) Ruby silver - (c) $Ag _2 S$
(iv) Horn silver - (d) $SnO _2$
✓
Answer
(i) – (d), (ii) – (c), (iii) – (b), (iv) – (a)
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Similar questions
| Column-I | Column-II |
| A. Isopropyl alcohol | 1. 2, 2-dimethyl propan-1-ol |
| B. Tertiary butyl alcohol | 2. 2-methyl propan-1-ol |
| C. Neopentyl alcohol | 3. 2-methyl propan-2-ol |
| D. Isobutyl alcoho | 4. Propan-2-ol |
| Code. | A | B | C | D |
| (a) | 1 | 2 | 3 | 4 |
| (b) | 4 | 3 | 1 | 2 |
| (c) | 3 | 4 | 2 | 1 |
| (d) | 2 | 1 | 4 | 3 |
(i) Zinc blende - (a) $Al _2 O _3 \cdot 2 H _2 O$
(ii) Bauxite - (b) $ZnCO _3$
(iii) Zincite - (c) ZnS
(iv) Calamine - (d) $ZnO$
→(ii) Bauxite - (b) $ZnCO _3$
(iii) Zincite - (c) ZnS
(iv) Calamine - (d) $ZnO$
(i) Nitrogen sesquoxide - (a) $H _2 N _2 O _2$
(ii) Nitrous oxide - (b) $H _4 N _2 O _4$
(iii) Hyponitrous acid - (c) $N _2 O$
(iv) Hydronitrous acid - (d) $N _2 O _3$
→(ii) Nitrous oxide - (b) $H _4 N _2 O _4$
(iii) Hyponitrous acid - (c) $N _2 O$
(iv) Hydronitrous acid - (d) $N _2 O _3$
| List-I | List-II |
| A. Acid hydrolysis of an ester | 1. Fractional order reaction |
| B. Decomposition of $H _2 O _2$ | 2. Second order reaction |
| C. Decomposition of $CH _3 CHO$ | 3. Pseudo first order reaction |
| D. Substitution of methyl bromide with aqueous $KOH$. | 4. First order reaction |
| Code | A | B | C | D |
| (a) | 3 | 4 | 1 | 2 |
| (b) | 4 | 2 | 3 | 1 |
| (c) | 1 | 3 | 2 | 4 |
| (d) | 2 | 1 | 4 | 3 |
| Column-I | Column-II |
| A. Propan-2-ol | 1. Primary alcohol |
| B. 2-methyl -propan-2-ol | 2. Secondary alcohol |
| C. Butan-1-ol | 3. Aromatic alcohol |
| D. Phenyl methanol | 4. Tertiary alcohol |
| Code. | A | B | C | D |
| (a) | 2 | 4 | 1 | 3 |
| (b) | 1 | 2 | 3 | 4 |
| (c) | 4 | 3 | 2 | 1 |
| (d) | 3 | 1 | 4 | 2 |
| 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. $[ Ar ] 3 d^{10} 4 s^1$ |
(i) $N _2 O -($ a) +5
(ii) $N _2 O _4-$ (b) +3
(iii) $N _2 O _5-$ (c) +1
(iv) $N _2 O _3-$ (d) +4
→(ii) $N _2 O _4-$ (b) +3
(iii) $N _2 O _5-$ (c) +1
(iv) $N _2 O _3-$ (d) +4
| (i) Li-ion battery | (a) Pacemakers |
| (ii) Mercury button cell | (b) Fuel cell |
| (iii) Lead storage battery | (c) Cell phone |
| (iv) $H _2- O _2$ cell | (d) Inverter |
| Code: | A | B | C | D |
| $i$. | a | b | c | d |
| ii. | d | c | b | a |
| iii. | b | d | a | c |
| iv. | c | a | d | b |
| Code. | A | B | C | D |
| (a) | 4 | 1 | 2 | 3 |
| (b) | 1 | 2 | 3 | 4 |
| (c) | 2 | 3 | 4 | 1 |
| (d) | 3 | 4 | 1 | 2 |