Alkanes
CHXI13:HYDROCARBONS

317827 Assertion :
Alkanes are stable to acids, alkalies, oxidising agents, etc. at room temperature.
Reason :
Alkanes are less reactive at room temperature.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

317828 Some oxidation reactions of methane are given below. Which of them is/are controlled oxidation reactions?

1 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + 2}}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C}}{{\text{O}}_{\text{2}}}{\text{(g) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
2 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C(s) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
3 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{M}}{{\text{o}}_{\text{2}}}{{\text{O}}_{\text{3}}}}}{\text{HCHO + }}{{\text{H}}_{\text{2}}}{\text{O}}\)
4 \({\text{2C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{Cu/100 atm}}}}{\text{2C}}{{\text{H}}_{\text{3}}}{\text{OH}}\)
CHXI13:HYDROCARBONS

317829 Nitro ethane can be obtained from ethane by

1 the action of conc. \(\mathrm{HNO}_{3}\) at \(100^{\circ} \mathrm{C}\)
2 the action of dil \(\mathrm{HNO}_{3}\) at \(200^{\circ} \mathrm{C}\)
3 the action of conc. \(\mathrm{HNO}_{3}\) at \(450^{\circ} \mathrm{C}\)
4 the action of conc. \(\mathrm{HNO}_{3}\) at \(0^{\circ} \mathrm{C}\)
CHXI13:HYDROCARBONS

317830 Final products of complete oxidation of hydrocarbon is

1 Acid
2 Dihydric alcohol
3 Aldehyde
4 \(\mathrm{H}_{2} \mathrm{O}+\mathrm{CO}_{2}\)
CHXI13:HYDROCARBONS

317827 Assertion :
Alkanes are stable to acids, alkalies, oxidising agents, etc. at room temperature.
Reason :
Alkanes are less reactive at room temperature.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

317828 Some oxidation reactions of methane are given below. Which of them is/are controlled oxidation reactions?

1 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + 2}}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C}}{{\text{O}}_{\text{2}}}{\text{(g) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
2 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C(s) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
3 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{M}}{{\text{o}}_{\text{2}}}{{\text{O}}_{\text{3}}}}}{\text{HCHO + }}{{\text{H}}_{\text{2}}}{\text{O}}\)
4 \({\text{2C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{Cu/100 atm}}}}{\text{2C}}{{\text{H}}_{\text{3}}}{\text{OH}}\)
CHXI13:HYDROCARBONS

317829 Nitro ethane can be obtained from ethane by

1 the action of conc. \(\mathrm{HNO}_{3}\) at \(100^{\circ} \mathrm{C}\)
2 the action of dil \(\mathrm{HNO}_{3}\) at \(200^{\circ} \mathrm{C}\)
3 the action of conc. \(\mathrm{HNO}_{3}\) at \(450^{\circ} \mathrm{C}\)
4 the action of conc. \(\mathrm{HNO}_{3}\) at \(0^{\circ} \mathrm{C}\)
CHXI13:HYDROCARBONS

317830 Final products of complete oxidation of hydrocarbon is

1 Acid
2 Dihydric alcohol
3 Aldehyde
4 \(\mathrm{H}_{2} \mathrm{O}+\mathrm{CO}_{2}\)
CHXI13:HYDROCARBONS

317827 Assertion :
Alkanes are stable to acids, alkalies, oxidising agents, etc. at room temperature.
Reason :
Alkanes are less reactive at room temperature.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

317828 Some oxidation reactions of methane are given below. Which of them is/are controlled oxidation reactions?

1 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + 2}}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C}}{{\text{O}}_{\text{2}}}{\text{(g) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
2 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C(s) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
3 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{M}}{{\text{o}}_{\text{2}}}{{\text{O}}_{\text{3}}}}}{\text{HCHO + }}{{\text{H}}_{\text{2}}}{\text{O}}\)
4 \({\text{2C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{Cu/100 atm}}}}{\text{2C}}{{\text{H}}_{\text{3}}}{\text{OH}}\)
CHXI13:HYDROCARBONS

317829 Nitro ethane can be obtained from ethane by

1 the action of conc. \(\mathrm{HNO}_{3}\) at \(100^{\circ} \mathrm{C}\)
2 the action of dil \(\mathrm{HNO}_{3}\) at \(200^{\circ} \mathrm{C}\)
3 the action of conc. \(\mathrm{HNO}_{3}\) at \(450^{\circ} \mathrm{C}\)
4 the action of conc. \(\mathrm{HNO}_{3}\) at \(0^{\circ} \mathrm{C}\)
CHXI13:HYDROCARBONS

317830 Final products of complete oxidation of hydrocarbon is

1 Acid
2 Dihydric alcohol
3 Aldehyde
4 \(\mathrm{H}_{2} \mathrm{O}+\mathrm{CO}_{2}\)
CHXI13:HYDROCARBONS

317827 Assertion :
Alkanes are stable to acids, alkalies, oxidising agents, etc. at room temperature.
Reason :
Alkanes are less reactive at room temperature.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI13:HYDROCARBONS

317828 Some oxidation reactions of methane are given below. Which of them is/are controlled oxidation reactions?

1 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + 2}}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C}}{{\text{O}}_{\text{2}}}{\text{(g) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
2 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}} \to {\text{C(s) + 2}}{{\text{H}}_{\text{2}}}{\text{O(l)}}\)
3 \({\text{C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{M}}{{\text{o}}_{\text{2}}}{{\text{O}}_{\text{3}}}}}{\text{HCHO + }}{{\text{H}}_{\text{2}}}{\text{O}}\)
4 \({\text{2C}}{{\text{H}}_{\text{4}}}{\text{(g) + }}{{\text{O}}_{\text{2}}}{\text{(g)}}\xrightarrow{{{\text{Cu/100 atm}}}}{\text{2C}}{{\text{H}}_{\text{3}}}{\text{OH}}\)
CHXI13:HYDROCARBONS

317829 Nitro ethane can be obtained from ethane by

1 the action of conc. \(\mathrm{HNO}_{3}\) at \(100^{\circ} \mathrm{C}\)
2 the action of dil \(\mathrm{HNO}_{3}\) at \(200^{\circ} \mathrm{C}\)
3 the action of conc. \(\mathrm{HNO}_{3}\) at \(450^{\circ} \mathrm{C}\)
4 the action of conc. \(\mathrm{HNO}_{3}\) at \(0^{\circ} \mathrm{C}\)
CHXI13:HYDROCARBONS

317830 Final products of complete oxidation of hydrocarbon is

1 Acid
2 Dihydric alcohol
3 Aldehyde
4 \(\mathrm{H}_{2} \mathrm{O}+\mathrm{CO}_{2}\)