Question Text
Question 1 :
As the molecular mass increases in any homologous series, a gradation in physical properties is seen. Is it TRUE OR FALSE?
Question 3 :
The amount of carbon present in the earth’s crust and in the atmosphere is quite meagre. Is it TRUE OR FALSE?
Question 5 :
Most of the fuels we use are either carbon or its compounds. Is the statement correct ?
Question 8 :
<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 9 :
Substances that are capable of providing oxygen to other substances are called ______.
Question 10 :
<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 12 :
Substitution reaction takes place by radical mechanism. Is it TRUE OR FALSE?
Question 15 :
Carbon and its compounds are some of our major sources of fuels. Is it TRUE OR FALSE?
Question 19 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b19d26273b230584979bad.JPG' />
In the given figure, name the carbon compound.
Question 20 :
The bonds formed by elements of bigger size are more weaker. Is it TRUE OR FALSE ?