Question 5 :
Detergents are used in making shampoos. Is it TRUE OR FALSE?
Question 6 :
Oils containing unsaturated fatty acids should be chosen for cooking. Is it TRUE OR FALSE?
Question 8 :
Carbon has a tendency to form more than 4 bonds. Is it TRUE OR FALSE?
Question 9 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d22273b230584979ba8.JPG' />
In the above figure, identify the carbon compound.
Question 10 :
Series of compounds in which the same functional group substitutes for hydrogen in a carbon chain is called a homologous series. Is it correct ?
Question 11 :
C-60 got a name as Fullerene since this looked like the geodesic dome designed by the US architect Buckminster Fuller. Is it correct ?
Question 14 :
Graphite is a poor conductor of heat and electricity. Is it TRUE OR FALSE?
Question 16 :
Alcohol is used as an additive to fuel in some countries. Is it TRUE OR FALSE ?
Question 18 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d2b273b230584979bb3.JPG' />
In the given figure, name the compound.
Question 19 :
There is a carbon-carbon triple bond in butene. State TRUE or FALSE.
Question 23 :
Series of compounds in which the same functional group substitutes for hydrogen in a carbon chain is called?
Question 24 :
Soaps are sodium salts of long chain carboxylic acids. State TRUE or FALSE.
Question 29 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d2d273b230584979bb5.JPG' />
In the given figure, name the compound.
Question 30 :
Saturated carbon compounds are less reactive than unsaturated carbon compounds. State TRUE or FALSE.
Question 32 :
Carbon and its compounds are some of our major sources of fuels. Is it TRUE OR FALSE?
Question 34 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d20273b230584979ba6.JPG' />
In the above figure, identify the carbon compound.
Question 36 :
While cooking, if the bottom of the vessel is getting blackened on the outside, it means that
Question 37 :
Substitution reaction takes place by radical mechanism. Is it TRUE OR FALSE?
Question 39 :
The chemical properties, which are determined solely by the functional group, remain similar in a homologous series. Is it TRUE OR FALSE?
Question 41 :
As the molecular mass increases in any homologous series, a gradation in physical properties is seen. Is it TRUE OR FALSE?
Question 42 :
While cooking, if the bottom of the vessel is getting blackened on the outside, it means that
Question 43 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d23273b230584979baa.JPG' />
In the given figure, a cyclic unsaturated carbon compound is shown. Identify the compound.
Question 44 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d2c273b230584979bb4.JPG' />
In the given figure, name the compound.
Question 45 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d24273b230584979bab.JPG' />
In the given figure, name the carbon compound.
Question 46 :
The presence of a functional group such as alcohol decides the properties of the carbon compound, regardless of the length of the carbon chain. Is it true or false ?
Question 47 :
Substitution reaction takes place by radical mechanism. Is it TRUE OR FALSE?
Question 48 :
With concentrated sulphuric acid, ethanol reduces to ethene and water. Is it TRUE OR FALSE ?
Question 50 :
Substances that are capable of providing oxygen to other substances are called ______.