Question Text
Question 2 :
Would you be able to check if water is hard by using a detergent?
Question 3 :
The nucleus of carbon holds the shared pair of electrons very strongly. Is it TRUE OR FALSE ?
Question 6 :
The amount of carbon present in the earth’s crust and in the atmosphere is quite meagre. Is it TRUE OR FALSE?
Question 7 :
The ionic end of soap reacts with the oil particles. State TRUE or FALSE.
Question 8 :
Alcohol is used as an additive to fuel in some countries. Is it TRUE OR FALSE ?
Question 11 :
<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 13 :
Soaps are sodium salts of long chain carboxylic acids. State TRUE or FALSE.