General
✓✗Which functional group can occur only in the middle of the carbon chain?
- Aldehyde
- Carboxyl
- Hydroxyl
- Ketone
General
✓✗The number of isomers formed by the hydrocarbon with molecular formula 
is:
is:- 2
- 5
- 3
- 4
General
✓✗General formula of alkanes is
General
✓✗Which one of the following is the molecular formula of Vinyl chloride?
General
✓✗Common name of 
is
is - Ethane
- Ethene
- Acetylene
- None of these
General
✓✗In the given reaction, concentrated 
acts as
acts as - a dehydrating agent
- a catalyst
- a reducing agent
- provides suitable pH
General
✓✗The substance which can produce brisk effervescence with baking soda solution is
- Ethanol
- Vegetable oil
- Vinegar
- Soap Solution
General
✓✗Which of the following molecular formula corresponds to ethyl butanoate ester?
General
✓✗The pair of elements which exhibits the property of catenation is
- sodium and silicon
- chlorine and carbon
- carbon and sodium
- silicon and carbon
General
✓✗Soaps are not effective in hard water because
- it is insoluble in hard water
- it first reacts with salts found in hard water
- structure of soap molecule gets changed
- all of these