The correct statement among the following regarding behavior of in water is -
1. | BCI 3 readily undergoes hydrolysis while CCI 4 completely resists hydrolysis. |
2. | CCI 4 readily undergoes hydrolysis while BCI 3 completely resists hydrolysis. |
3. | Both BCI 3 and CCI 4 readily undergo hydrolysis. |
4. | Neither BCI 3 nor CCI 4 undergo hydrolysis. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe hybridization of carbon in (a) (b) diamond (c) graphite is respectively-
1. , ,
2. , ,
3. , ,
4. , ,
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCO is a poisonous gas because :
1. | It forms a complex with hemoglobin. |
2. | The CO–Hb complex is about 300 times more stable than the O 2 –Hb complex. |
3. | It can kill a person through suffocation on not receiving oxygen. |
4. | All of the above. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn excessive content of CO2 is responsible for global warming as:
1. | Higher the level of carbon dioxide, higher is the amount of heat trapped. |
2. | Higher the level of oxygen, higher is the amount of heat trapped. |
3. | Higher the level of carbon dioxide, lesser is the amount of heat trapped. |
4. | Higher the level of oxygen, lesser is the amount of heat trapped. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhen a metal X is treated with sodium hydroxide, a white precipitate (A) is obtained, which is soluble in excess of NaOH to give soluble complex (B). Compound (A) is soluble in dilute HCl and forms compound (C). The compound (A) when heated strongly gives (D), which is used to extract the metal.
X, C & D are respectively :
1. | Aluminium, aluminium chloride, alumina |
2. | Aluminium, aluminium hydroxide, aluminium chloride |
3. | Aluminium hydroxide, aluminium chloride, aluminium |
4. | Aluminium hydroxide, aluminium chloride, sodium tetrahydroxoaluminate |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThermodynamically the most stable form of carbon is-
1. | Diamond | 2. | Graphite |
3. | Fullerenes | 4. | Coal |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe incorrect statement among the given options is :
1. | CO2 can be prepared by the action of dilute hydrochloric acid on calcium carbonate. |
2. | CO is prepared by the dehydration of formic acid with conc. H2SO4. |
3. | CO2 is commercially prepared by passing steam over hot coke. |
4. | CO is commercially prepared by passing steam over hot coke. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe correct reaction(s) among the following options is/are -
1.
2.
3.
4. All of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology