Select Board & Class
what is the purest form of carbon?
why is natural gas called a clean fuel?
why is petroleum called black gold????
explain what global warming is?
Conservation of resources means avoiding their wasteful use. Does this definition cover all aspects of conservation ? Explain.
what are the different constituents of petroleum?also write down their uses.
why is hydrogen not used as a domestic fuel even though it has the highest calorific value ?
Why should we not sleep on a closed room with a coal fire burning in it?
Q1.Why are coal and petroleum called as fossil fuels? Why is it important to conserve them?
Q2.Why is petroleum called as black gold?
Q3.Expand PCRA. What tips does it provide to save petrol and diesel?
Q4.State the uses of:
a)Coke b)Coal tar c)Coal gas d)Bitumen e)CNG.
Q5.What are the advantages of using CNG? ANSWER NEEDED EMERGENCY
NIRAV DONOT GIVE ANSWER
how is coke formed?
why phosphorus is stored in water
What is destructive distillation of coal?
what are biotic and abiotic resources?
why smoking is prohibited in petrol pumps?
find out the location of major thermal power plants in india. what could be reason for there being located at those place? plasssssssssss
THREE ADVANTAGES OF ALLOYING TWO OR MORE METALS AND GIVE ONE EXAMPLE FOR EACH.
what are the ways to conserve natural resources?
What is fractional distillation of petroleum? arrange the products formed with the help of a diagram and give uses of any 3 products
What are the conditions necessary for the formation of petroleum from dead organisms?
Low temperature, low pressure and absence of air
Low temperature, low pressure and presence of air
High temperature, high pressure and absence of air
High temperature, high pressure and presence of air
name the places where oil refineries are located in india.
What is the full form of PCRA
what is the impact of using excess of fossil fuel?
what is the difference between fractional distillation and destructive distillation?
name the states of india where coal mines are located.
All renewable resources are inexhaustible. Do you agree ? Give reasons.
what is distillation and explain its types
planting of trees helps in checking global warming . how ?
fossil fuel is a boon or curse ? discuss
What makes CNG an ideal fuel?
EXPLAIN WHY FOSSIL FUELS ARE EXHAUSTIBLE NATURAL RESOURCES
may i please get the difference between exhaustible and inexhaustible resource
water should not be thrown over a fire caused by petrol?
what will happen if all the coal and petrloeum reserves are depleted?
Name and list the uses of atleast 10 petrochemical
Freezing point of naphtha?
misuse of fuels and their consequences
Advantages of Judicious use of energy
what is the difference between coal tar ,bitumen & bituminous coal
name the areas in india where petroleum is found in large quantities.
THE WAYS TO CONSERVE COAL & PETROLEUM - 10 WAYS.
what is the main purpose of petroleum refining?
WHY ARE FOSSIL FUELS OUR MOST IMPORTANT SOURCE OF ENERGY TODAY?
What is Carbonisation?
Which is the purest form of PETROL
Is water exhaustible or inexhaustible? If it is inexhaustible why we should conserve it? Why we are not conserving sunlight?
1.write balanced equation for the following
a] burning of coal in sufficient supply of air
b] burning of coal in insufficient supply of air
Name the type of reaction in both the cases and give reason why the
why do we feel the need for conservation more today than our ancestors did?
what is destructive distillation???
IN A PETROLEUM WELL, CRUDE OIL IS FOUND ABOVE WATER . WHICH TWO PROPERTIES OF PETROLEUM MAKE IT POSSIBLE TO FORM A LAYER OF IT ABOVE WATER ?
five difference between coal & LPG ??
Q1) Naphthalene balls are obtained _______________ ?
What is the process of dry cleaning by petrol is thre any machine used?
Kerosene is not a fossil fuel why
WHAT ARE THE CONSTITUENTS OF PETROL AND DESIEL
Why is unleaded petrol preferred over leaded petrol?
What are the advantages of using CNG and LPG as fuels?
how is CNG obtained ? what are its main uses?
What is the difference between biogas and biomass?
the process of formation of petroleum.
Wats the difference between fractional distillation and refining in petroleum industry???
Can coal, petroleum and natural gas be prepared in the laboratory from dead organism..????
If a resource can be replaced within 10 years by natural processes, would it be classified as a renewable or non renewable resource ?
1.state the difference between complete and incomplete combustion
2. explain what is meant by renewable and non renewable rsources with examples
3. what is meant by destructive distillation of coal.Mention the useage of various products of distructive distillation.
4.classify coal on the basis of carbon content and moisture content
5.Name 2 elements present in fossil fuels
pls experts need answers n urgent
Difference Between n-butane,neo butane And Isobutane
They Are Form Of Same Substance Or Hydrocarbon Butane
what is difference between petrol and disel? are they present in the same petroleum? if they are present in the same petroleum then how are they diffrent from each other?
what is the uses of coal
1 how petroleum is mined from their deposits explain.
2define fuel with examples
3 explain the process of refining the petroleum
what is the difference between coal and petroleum ?
i am unable to understand about destructive distillation of coal .
can any oone explain me in detail?
WHAT IS CRUDE OIL?
can we make coal and petroleum in the laboratory from dead organisms.
Write a short note on coal and petroleum.
No doubt air is an inexhaustible resourse.BUt as we already know Oxygen can get depleted so do we call oxygen an exhaustible resource or inexhaustible resource!!!!
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