Sugar Charcoal

Q.

Choose the correct statements about sugar charcoal:

1. Sugar charcoal is used to prepare artificial diamonds

2. Sugar charcoal is the purest form of amorphous carbon

3. It is prepared by heating cane-sugar or glucose in absence of air

4. Glucose in the presence of concentrated sulphuric acid produces sugar charcoal

Q.

_______________ is the the purest form of amorphous carbon.

Q.

Define destructive distillation.

Q.

Which amongst the following is the purest form of charcoal?

1. Wood charcoal

2. Sugar charcoal

3. Bone charcoal

4. Lamp black

Q. the chemical name of wood spirit is