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Standard XII

Chemistry

Synthesis of Phenols-I

Which of the ...

Question

Which of the following reactions is possible in the given conditions?

NH₃ and HCl at room temperature

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CO₂ and C₂H₄ at room temperature

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CO₂ and CO at room temperature

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CO₂ and N₂O at room temperature

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Solution

The correct option is A
NH₃ and HCl at room temperature

NH₃ and HCl undergo chemical reaction at room temperature.

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Similar questions

Q. Find the degree of freedom of

C O_{2}

at room temperature?
(Given:

C O_{2}

has linear structure at room temperature)

Answer the following questions based on the P–T phase diagram of CO₂:

(a) CO₂ at 1 atm pressure and temperature – 60 °C is compressed isothermally. Does it go through a liquid phase?

(b) What happens when CO₂ at 4 atm pressure is cooled from room temperature at constant pressure?

(c) Describe qualitatively the changes in a given mass of solid CO₂ at 10 atm pressure and temperature –65 °C as it is heated up to room temperature at constant pressure.

(d) CO₂ is heated to a temperature 70 °C and compressed isothermally. What changes in its properties do you expect to observe?

Q. Answer the following questions based on the P-T phase diagram of

C O_{2}

(a)

C O_{2}

at 1 atm pressure and temperature

- 60^{o} C

is compressed isothermally. Does it go through a liquid phase?
(b) What happens when

C O_{2}

at 4 atm pressure is cooled from room temperature at constant pressure?

C O_{2}

at 10 atm pressure and temperature

- 65^{o} C

as it is heated up to room temperature at constant pressure .

(d)

C O_{2}

is heated to a temperature

70^{o} C

and compressed isothermally. What changes in its properties do you expect to observe?

H F

is liquid at room temperature and

H C l

is as gas at room temperature because H-bonding is present in

H F

Q. 22 g of

C O_{2}

27^{\circ} C

is mixed with 16 g of

O_{2}

37^{\circ} C

. The temperature of the mixture is:- (At room temperature, degrees of freedom of

C O_{2} = 7

and degrees of freedom of

O_{2} = 5

)

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Which of the following reactions is possible in the given conditions?

The correct option is A NH3 and HCl at room temperature NH3 and HCl undergo chemical reaction at room temperature.

The correct option is A
NH₃ and HCl at room temperature

NH₃ and HCl undergo chemical reaction at room temperature.