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Which one is used as propellants for rok...

Which one is used as propellants for rokets?

A

(a)`Liq. H_(2)+Liq. O_(2)`

B

(b)`Liq. N_(2)+Liq. O_(2)`

C

(c )`Liq. H_(2)+Liq. N_(2)`

D

(d)`Liq. O_(2)+Liq. Air`

Text Solution

Verified by Experts

The correct Answer is:
A
Liq. `H_(2)` (because of low mass and high enthalpy of combustion) and liq. `O_(2)` (strong supporter for combustion).
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A2Z-MOCK TEST-Mock Test 2
  1. Which one is used as propellants for rokets?

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  2. Ethylene combines with sulphur monochloride to form.

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  3. Benzene reacts with acetyl chloride in the prescence of anhydrous AlCl...

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  4. R-C -= C - H overset (NaNH2)rarr A overset (RX)rarr B overset (Na//Liq...

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  5. 20 ml of an H2 O2 solution on reaction with excess of acidified KMnO4 ...

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  6. Hydrogen diffuses six times faster than gas A. The molar mass of gas A...

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  7. Which of the following forms a homologous series ?

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  8. Which of the following alkanes cannot be produced by Kolbe's electroly...

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  9. Which is not a tetrahedral species ?

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  10. A mixture of CO, CO2 and He on passing over red hot coke shows 40 % in...

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  11. A gas with negligible intermolecular interactions shows compressibilit...

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  13. The conductivity of a saturated solution of BaSO4 is 3. 06 xx 10^(-6)...

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  14. The reaction proceeds through .

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  15. IE "for" He^+ "is" 1.96 xx 10^-19 J "atom"^-1. Calculate the energy of...

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  16. Which of the following compounds will exhibit d-orbital resonance ?

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  17. The heat of atomisation of PH(3(g)) is 228kcal mol^(-1) and that of P(...

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  18. Which of the following pairs of compounds may be regarded both as posi...

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  19. The correct decreasing order of ionic size among the following species...

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  20. One mole of symmetrical alkene on ozonolysis gives two moles of an ald...

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  21. The Gibbs energy for the decomposition of FeO at 600^@ C is as follows...

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