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Differentiate between soap and detergent
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1
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82216
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September 21, 2016
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Differentiate between saturated and unsaturated hydrocarbons
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4
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12035
|
February 8, 2019
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Suggest a test to find the hardness of water and explain the procedure
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1
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6498
|
October 15, 2018
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Do you know how the police detect whether suspected drivers have consumed alcohol or not?
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0
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1739
|
October 21, 2016
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Can you see the oil
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0
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1961
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October 21, 2016
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|
What is the action of soap particles on the greasy cloth?
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0
|
1787
|
October 21, 2016
|
|
Why do sometimes cooking vessels get blackened on a gas or kerosene stove?
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0
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3848
|
October 21, 2016
|
|
Can carbon form bonds with the atoms of other elements?
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0
|
608
|
October 21, 2016
|
|
Allotting completely one special branch in chemistry to compounds of only one element
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1
|
1220
|
October 21, 2016
|
|
How do you understand the markings (writings) of a pencil on a paper?
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0
|
1329
|
October 21, 2016
|
|
How these energetically unequal valence electrons form four equivalent cova¬lent bonds in methane molecule?
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0
|
1988
|
October 21, 2016
|
|
In methane ($CH _{ 4}$) molecule all four carbon - hydrogen bonds are identical and bond angle HCH is 109°28'. How can we explain this?
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0
|
933
|
October 21, 2016
|
|
Define Hybridisation
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0
|
669
|
October 21, 2016
|
|
Where this energy to excite electron comes from?
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|
0
|
2999
|
October 21, 2016
|
|
Explain the four unpaired electrons in carbon atom through excited state
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0
|
7307
|
October 21, 2016
|
|
Can carbon get helium configuration by losing four electrons from the outer shell?
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0
|
1615
|
October 21, 2016
|
|
Which oil is recommended for cooking ? Why?
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|
0
|
4748
|
October 21, 2016
|
|
Why we are advised not to use animal fats for cooking?
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|
0
|
5142
|
October 21, 2016
|
|
Write an activity to show soap solution separates oil from water
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|
0
|
2082
|
October 21, 2016
|
|
Write an activity to show esterification reactions
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|
0
|
10775
|
October 21, 2016
|
|
How synthetic detergents are harmful for the environment?
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0
|
1400
|
October 21, 2016
|
|
How ethanol useful in pharmaceutical industry?
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0
|
630
|
October 21, 2016
|
|
How do you appreciate the role of Ethanol as a fuel?
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|
0
|
2479
|
October 21, 2016
|
|
How do you appreciate the role of carbon in everyday life?
|
|
0
|
1781
|
October 21, 2016
|
|
Explain about methanol (or) methyl alcohol
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|
0
|
698
|
October 21, 2016
|
|
Explain about high refractive index of diamond
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|
0
|
918
|
October 21, 2016
|
|
What is organic chemistry?
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|
0
|
687
|
October 21, 2016
|
|
"Diamond is an extremely bad conductor of electricity". Why?
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0
|
4719
|
October 21, 2016
|
|
Explain briefly about the structure of "Graphite"
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|
0
|
1060
|
October 21, 2016
|
|
Explain briefly about the structure of "Diamond"
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|
0
|
1567
|
October 21, 2016
|