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

The following compound is called:

CH₃CH(OCH₃)CHO is called:

Prop-2-enal is called ____________.

The following compound is called:

\[\begin{array}{cc}
\ce{CH3}\\
/\phantom{....}\\
\ce{CH3-N}\phantom{.............}\\
\backslash\phantom{....}\\
\phantom{.}\ce{CH3}
\end{array}\]

The following molecule is called as:

\[\begin{array}{cc}
\ce{CHO}\phantom{..}\\
|\phantom{......}\\
\ce{(CHOH)4}\\
|\phantom{......}\\
\ce{CH2OH}
\end{array}\]

Glycosidic linkage is found between ____________.

Assertion: Stability of a crystal is reflected in the magnitude of its melting.

Reason: The stability of a crystal depends upon the strength of the interparticle attractive force.

Most crystals show good cleavage because their atoms, ions or molecules are ____________.

“Crystalline solids are anisotropic in nature″. What is the meaning of anisotropic in the given statement?

A crystalline solid ____________.

Which of the following is not a crystalline solid?

Which of the following statements about amorphous solids is incorrect?

Which of the following is an amorphous solid?

Which of the following statement is not true about amorphous solids?

The sharp melting point of crystalline solids is due to ______.

Why some glass objects from ancient civilisations are found to become milky in appearance?

Which of the following amorphous solid is used as photovoltaic material for conversion of sunlight into electricity?

Which of the following statement is incorrect for group 15 elements?

What causes nitrogen to be chemically inert?

Nitrogen dioxide cannot be obtained by heating: