Science (English Medium) Class 12 - CBSE Question Bank Solutions for Chemistry

When two halogen atoms are attached to the same carbon atom then it is:

Acid catalyzed hydration of alkenes except ethene leads to the formation of ____________.

Which of the following is an example of unsymmetrical ether?

Which of the following gives a positive Fehling solution test?

Glucose gives silver mirror test with Tollen’s reagent. It shows the presence of ____________.

The two functional groups present in a typical carbohydrate are:

Which of the following monosaccharide is pentose?

Monosaccharides usually contains ____________ carbon atoms.

A carbohydrate that cannot be hydrolysed into simpler units is called ____________.

Reducing sugars reduce ____________.

Glucose can’t be classified as ____________.

Which of the following reagent cannot distinguish between glucose and fructose?

The pair of compounds in which both the compounds give the positive test with Tollen’s reagent is:

Ethers are ____________.

Which one of the following is non-crystalline or amorphous?

m-Xylene reacts with Br₂ in presence of FeBr₃, what are products formed:

Amorphous solids are ______.

O-hydroxy benzyl alcohol when reacted with PCl₃ gives the product as ______. (IUPAC name)

Which of the following is true about the value of refractive index of quartz glass?

Amorphous solid can also be called:

(i) pseudo solids

(ii) true solids

(iii) supercooled liquids

(iv) supercooled solids