Science (English Medium) इयत्ता १२ - CBSE Question Bank Solutions

Which compound is used in the preparation of caprolactam?

Which compound is used as the cooling liquid in refrigerators?

Ammonia act as a Lewis base because nitrogen has ____________.

Which among the following elements does not belong to the first transition series?

Which among the following is not considered as a part of transition elements?

Electronic configuration of Cu³⁺ is ____________.

Which of the following represents a chelate ligand?

Ligand (en) is an example of ___________.

A group of atoms can function as a ligand only when:

The coordination number of Cr in [Cr(NH₃)₃(H₂O)₃]Cl₃ is ___________.

The oxidation number of Fe in K₄[Fe(CN)₆] is ____________.

The coordination number of the central ion may be obtained from:

In which of the following compounds the oxidation state of the nickel atom is 0?

What is the coordination number of chromium in \[\ce{[Cr(NH3)2(H2O2)2]Cl3}\]?

Which of the following is non-ionizable?

In which of the following compounds, the Central metal atom/ion is in the lowest oxidation state?

The IUPAC name for tertiary butyl iodide is ____________.

Give IUPAC names of the following compound:

Bromomethane, Chloromethane, Dibromomethane, 1-Chloropropane, Isopropyl chloride, 1-Chlorobutane all are:

Glycerol is ____________.