Advertisements
Advertisements
प्रश्न
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
Name the substance X.
उत्तर
Substance X is ethyl mercaptan (C2H5SH).
APPEARS IN
संबंधित प्रश्न
The calorific values of three fuels A, B and C are 33 kJ/g, 48 kJ/g and 150 kJ/g, respectively. A is solid, B is liquid and C is a gas at room temperature. One combustion, both A and B produce carbon dioxide while C explodes forming steam. B and C leave no residue after combustion while A leaves behind some solid residue. Which one of the three fuels is the most ideal? Give two reasons to support your answer.
What is the main constituent of:
(1) petroleum gas?
(2) natural gas?
The natural gas consists mainly of:
(a) methane
(b) ethane
(c) propane
(d) butane
The energy in petrol originally came from the sun. Explain how it got into petrol.
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
How does substance X make the detection of leakage of LPG easy?
What are the two ways in which cow-dung can be used as a fuel? Which of them is better and why?
The major component of biogas is:
(a) hydrogen
(b) butane
(c) hydrogen sulphide
(d) methane
State whether the following is True or False.
Coal and petroleum are renewable energy resources.
What is the main difference between renewable and non-renewable energy resources?
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Nutsgilh is an example of inexhaustible natural resources.
