List of top Chemistry Questions

Which of the following will give red precipitate when reacted with complexes formed by copper sulphate and sodium tartarate ?
The values of x and y in the following redox reaction.
\(xCl_2 + 6OH^- \rightarrow ClO_3^- + yCl^- + 3H_2O\) are
When \(Sn^{2+}\) changes to \(Sn^{4+}\) in a reaction
Which of the following alkaline earth metal hydroxides is amphoteric in character?
In compound A, 1.00g of nitrogen unites with 0.57g of oxygen. In compound B, 2.00g of nitrogen combines with 2.24g of oxygen. In compound C, 3.00g of nitrogen combines with 5.11g of oxygen. These results obey the following law
When two ice cubes are pressed over each other, they unite to form one cube. Which of the following forces is responsible to hold them together?
When electric current is passed through an ionic hydride in molten state :
Which of the following mixtures of gases does not obey Dalton's law of partial pressure?
Which of the following is an example of thermosetting polymer?
The unit of equivalent conductivity is:
In the reaction \(C_6H_5NH_2+CS_2 \xrightarrow{△,\ HgCl_2}\) the product obtained is.
Which of the following ions is coloured?
Which one follow 18 electron octet rule:
Frenkel defect is present in which of the following:
How many ions obtain after dissociation of this complex.
\([Co(NH_3)_6]Cl_3\)
Azimuthal quantum number (l) defined:
\(CH≡CH \xrightarrow{Hq^+/H^+,\ H_2O}A \xrightarrow{LiAlH_4}B \xrightarrow{P/Br_2}C\)
Final Product C is:
Which of the following statement correct for isotope of carbon ?
If half-life of a substance is 36 minutes. Find amount left after 2 hrs. lnitial amount is 10gm?
Bordeaux mixture consists of:
Write IUPAC name of the following.IUPAC name
Write the IUPAC name of given structure.
Write the IUPAC name of given structure
\(\text {Glucose}\xrightarrow{HCN} X \xrightarrow{\text {Hydrolysis}} Y \xrightarrow{Red\ P+HI} Z\)
IUPAC name of \(Y\) and \(Z\).
Most common isotopes of hydrogen (Non radioactive)
Moles of \(N_2 = 0.4\) and moles of \(O_2 = 0.1\), find \(P_{N_2}\) (Partial pressure) \(N_2\) =? at atmospheric pressure.