Select Board & Class
what is the purest form of carbon?
WHY ARE FOSSIL FUELS OUR MOST IMPORTANT SOURCE OF ENERGY TODAY?
why is petroleum called black gold????
explain what global warming is?
All renewable resources are inexhaustible. Do you agree ? Give reasons.
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 is conservation of fossil fuel essential?
why is natural gas called a clean fuel?
water should not be thrown over a fire caused by petrol?
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
why phosphorus is stored in water
how is refining of petroleum carried out ? name the important products obtained?
What is destructive distillation of coal?
what are biotic and abiotic resources?
What are the 200 substances present in coal-tar?
find out the location of major thermal power plants in india. what could be reason for there being located at those place? plasssssssssss
Wats the difference between fractional distillation and refining in petroleum industry???
what are the ways to conserve natural resources?
Conservation of resources means avoiding their wasteful use. Does this definition cover all aspects of conservation ? Explain.
Why should we not sleep on a closed room with a coal fire burning in it?
What is fractional distillation of petroleum? arrange the products formed with the help of a diagram and give uses of any 3 products
name the places where oil refineries are located in india.
why are air,water and soil called natural resource?
What is the full form of PCRA
what is the difference between fractional distillation and destructive distillation?
why smoking is prohibited in petrol pumps?
name the states of india where coal mines are located.
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
what is distillation and explain its types
what is the impact of using excess of fossil fuel?
fossil fuel is a boon or curse ? discuss
EXPLAIN WHY FOSSIL FUELS ARE EXHAUSTIBLE NATURAL RESOURCES
may i please get the difference between exhaustible and inexhaustible resource
How does planting of trees on large scale help in reducing the pollution caused due to the burning of fossil fuels ?
how much percentage of carbon does coke have?
Name and list the uses of atleast 10 petrochemical
Name the variety of coal that contains 38% carbon, 19% volatile substances and 43% moisture.
misuse of fuels and their consequences
COAL DIAMOND ARE BOTH FORMS OF CARBON, YET THEY ARE DIFFERENT FROM EACH OTHER. hOW?
what is the difference between coal tar ,bitumen & bituminous coal
name the areas in india where petroleum is found in large quantities.
When fossil fuels such as coal and oil burn, they release dangerous pollutants such as SOP into the atmosphere. Discuss two possible solutions to this problem?
THE WAYS TO CONSERVE COAL & PETROLEUM - 10 WAYS.
Some of the refineries like the Mathura refinery are situated far away from the petroleum deposits. Comment on the feasibility of their location.
what is the main purpose of petroleum refining?
a person sleeping in a closed room with burning coal feels suffocated after some time? why?
Is water exhaustible or inexhaustible? If it is inexhaustible why we should conserve it? Why we are not conserving sunlight?
gaseous mixture containing more volatile components of petroleum is called-
What is Carbonisation?
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
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 ?
what will happen if all the coal and petrloeum reserves are depleted?
what is destructive distillation???
why do we feel the need for conservation more today than our ancestors did?
What is the process of dry cleaning by petrol is thre any machine used?
what is the uses of coal
WHAT ARE THE CONSTITUENTS OF PETROL AND DESIEL
What are the advantages of using CNG and LPG as fuels?
What is the difference between biogas and biomass?
What is meant by the Anaerobic Thermal Degradation of Wood ? Where does this process occur?
Explain the process of formation of petroleum.
Can coal, petroleum and natural gas be prepared in the laboratory from dead organism..????
name the products obtained when coal is heated in the absence of air .
write any two uses of its products
dear experts
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 the difference between coal and petroleum ?
i am unable to understand about destructive distillation of coal .
can any oone explain me in detail?
Kerosene is not a fossil fuel why
can we make coal and petroleum in the laboratory from dead organisms.
why is bitumen used for road surfacing whereas not coal tar?
what is the main difference?
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Syllabus
what is the purest form of carbon?
WHY ARE FOSSIL FUELS OUR MOST IMPORTANT SOURCE OF ENERGY TODAY?
why is petroleum called black gold????
explain what global warming is?
All renewable resources are inexhaustible. Do you agree ? Give reasons.
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 is conservation of fossil fuel essential?
why is natural gas called a clean fuel?
water should not be thrown over a fire caused by petrol?
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
Mark the places in the map where you find coal petroleum and natural gas
show the places where petroleum refineries are also situated
why phosphorus is stored in water
how is refining of petroleum carried out ? name the important products obtained?
What is destructive distillation of coal?
what are biotic and abiotic resources?
What are the 200 substances present in coal-tar?
find out the location of major thermal power plants in india. what could be reason for there being located at those place? plasssssssssss
Wats the difference between fractional distillation and refining in petroleum industry???
what are the ways to conserve natural resources?
Conservation of resources means avoiding their wasteful use. Does this definition cover all aspects of conservation ? Explain.
Why should we not sleep on a closed room with a coal fire burning in it?
What is fractional distillation of petroleum? arrange the products formed with the help of a diagram and give uses of any 3 products
name the places where oil refineries are located in india.
why are air,water and soil called natural resource?
What is the full form of PCRA
what is the difference between fractional distillation and destructive distillation?
why smoking is prohibited in petrol pumps?
name the states of india where coal mines are located.
What are the conditions necessary for the formation of petroleum from dead organisms?
A.Low temperature, low pressure and absence of air
B.Low temperature, low pressure and presence of air
CHigh temperature, high pressure and absence of air
DHigh temperature, high pressure and presence of air
what is distillation and explain its types
what is the impact of using excess of fossil fuel?
fossil fuel is a boon or curse ? discuss
EXPLAIN WHY FOSSIL FUELS ARE EXHAUSTIBLE NATURAL RESOURCES
may i please get the difference between exhaustible and inexhaustible resource
How does planting of trees on large scale help in reducing the pollution caused due to the burning of fossil fuels ?
how much percentage of carbon does coke have?
Name and list the uses of atleast 10 petrochemical
Name the variety of coal that contains 38% carbon, 19% volatile substances and 43% moisture.
misuse of fuels and their consequences
COAL DIAMOND ARE BOTH FORMS OF CARBON, YET THEY ARE DIFFERENT FROM EACH OTHER. hOW?
what is the difference between coal tar ,bitumen & bituminous coal
name the areas in india where petroleum is found in large quantities.
When fossil fuels such as coal and oil burn, they release dangerous pollutants such as SOP into the atmosphere. Discuss two possible solutions to this problem?
THE WAYS TO CONSERVE COAL & PETROLEUM - 10 WAYS.
Some of the refineries like the Mathura refinery are situated far away from the petroleum deposits. Comment on the feasibility of their location.
what is the main purpose of petroleum refining?
a person sleeping in a closed room with burning coal feels suffocated after some time? why?
Is water exhaustible or inexhaustible? If it is inexhaustible why we should conserve it? Why we are not conserving sunlight?
gaseous mixture containing more volatile components of petroleum is called-
What is Carbonisation?
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
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 ?
what will happen if all the coal and petrloeum reserves are depleted?
what is destructive distillation???
why do we feel the need for conservation more today than our ancestors did?
What is the process of dry cleaning by petrol is thre any machine used?
what is the uses of coal
WHAT ARE THE CONSTITUENTS OF PETROL AND DESIEL
Q.55. Which of these provide compounds necessary to prepare nylon ?
(i) Coal (ii) Air (iii) Water
(A) Only (i)
(B) Only (i) and (ii)
(C) Only(i) and (iii)
(D) (i), (ii) and (iii)
What are the advantages of using CNG and LPG as fuels?
Why do you think we have four varieties of coal when they are formed from the same dead organic matter? Draw a bar graph to represent the percentage of carbon content in coal.
What is the difference between biogas and biomass?
What is meant by the Anaerobic Thermal Degradation of Wood ? Where does this process occur?
Explain the process of formation of petroleum.
Can coal, petroleum and natural gas be prepared in the laboratory from dead organism..????
name the products obtained when coal is heated in the absence of air .
write any two uses of its products
dear experts
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
Sugar Charcoal is formed by the destructive distillation of ________________ ??
Difference Between n-butane,neo butane And Isobutane
They Are Form Of Same Substance Or Hydrocarbon Butane
what is the difference between coal and petroleum ?
Q6. Which of the following is inflammable substances? a. Petrol b. wood c. Paper d. Straw
Q7. Fire extinguisher-a. Cut off the supply of air b. Bring down the temperature of fuel c. Both (a) &(b) d. None of these
Q8. Rapid combustion is a. When gas burns, it produces heat and light b. When material suddenly burst into flames c. When there is evolution of heat d. None of these
Q9. Substance which vaporise during Burning gives a. Sound b. Flame c. Combustion d. None of these
Q10. Unburnt carbon particles causes a. Stomach infections b. Respiratory problems c. Brain infections d. Throat problems
i am unable to understand about destructive distillation of coal .
can any oone explain me in detail?
Kerosene is not a fossil fuel why
can we make coal and petroleum in the laboratory from dead organisms.
why is bitumen used for road surfacing whereas not coal tar?
what is the main difference?