About 18% of the total production of dihydrogen is from coal. How is dihydrogen produced by a 'water-gas shift reaction'?

About 18% of the total production of dihydrogen is from coal. Write any two uses of dihydrogen.

About 18% of the total production of dihydrogen is from coal. What is 'coal gasification?

Explain water gas shift reaction.

How can the production of dihydrogen, obtained from 'coal gasification' be increased?

Write one method each for the laboratory preparation of dihydrogen from I) mineral acid ii) aqueous alkali. Which is the product in this reaction?

Write one method each for the laboratory preparation of dihydrogen from I) mineral acid ii) aqueous alkali. Which is the catalyst used for the reaction?

What do you understand by the terms (i) hydrogen economy (ii) hydrogenation (iii) 'syngas' (iv) water-gas shift reaction (v) fuel cell?

Dihydrogen is prepared on industrial scale from syn gas by

In a bulb factory, machine A,B and C manufactures 60%, 30% and 10% bulbs respectively. 1%, 2% and 3% of the bulbs produced by A, B and C respectively are defective. A bulb is drawn at random from the total production and found to be defective. Find the probability that this had been produced from machine A.

Bosch method for the manufacture of hydrogen involve : electrolysis of acidulated water, passing steam through natural gas, Coal gasification followed by water gas shift of reaction, Gassing process followed by vivifaction