Practice Steets & enotes-Carbon & Its Compounds

Carbon and its compounds Worksheet-10

Multiple-Choice Questions: (With One Option Correct):

16. If the bottom of the cooking utensils in our homes get blackened it shows that:         

(A) The gas used has comparatively high percentage of carbon

(B) The gas has comparatively low percentage of carbon

(C) The tiny holes of gas stove have blockages leading to insufficient supply of air

(D) Both A and C

17. Vegetable oil can be converted to vegetable ghee by:

(A) Reduction of alkynes present in oil

Carbon and its compounds Worksheet-11

Fill in the blanks:

1. Carbon compounds usually have _____ melting and boiling points.  

2. Graphite is comparatively soft substance due to its _____ structure. 

3. The IUPAC name of given Structure is ______ CH₃ – CH₂ – CH = CH₂

4. ______ is the name of first member of homologous series of compounds of general formula C_nH_2nO₂

5. The number of carbon atoms in di-propyl ketone is ____.

6. ______ burn in air with blue flame.

Multiple-Choice Question:

Carbon and its compounds Worksheet-12

Multiple-Choice Questions: (With One Option Correct):

15. What are the products of given reaction? 

(A) C₅H₈CI₂                                        (B) C₃H₇CI + CH₃CI

(C) C₄H₉CI + HCI                               (D) Mixture of all of these