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What do you mean by hydrolith?

Hydrolith is basically a salt-like binary compound. CaH2. In common language, it is known as calcium hydride. Hydrolith is used as a reducing... View Article

Write a short note on anomalous behavior of Oxygen.

Answer: In the periodic table, oxygen belongs to the chalcogen group. It is a necessary component in the majority of combustion processes. It's... View Article

The oxidation number of Cr in CrO5 is _______

Let oxidation number of Cr be X Four oxygen atoms are to Cr through single bond. Hence oxidation state of the oxygen atom, in this case, is -1... View Article

Name the gas used in holmes signal and how?

Holmes signal is the containers containing calcium carbide and calcium phosphide gas. The Holmes signal is a method used by sailors for creating... View Article

KMno₄ and K₂Cr₂O₇ are coloured.Justify the given statement.

Potassium dichromate or anhydrochromate is prepared by adding to the neutral yellow chromate of potassium in solution, a moderate quantity of one... View Article

Explain the reason behind the differnce in color of the two compounds CuSO4.5H2O and CuSO4.

In hydrated CuSO4, the water molecules surrounding the Central Metal (Cu) act as ligands resulting in d-d transition and therefore emitting blue... View Article

Write down the steps to prepare 0.1NHCl.

. To find the normality of the acid and base titration: N1 V1 = N2 V2 Where, N1 = Normality of the Acidic solution V1 = Volume of the... View Article

Identify the structure of SnCl2.

SnCl2 in its solid form is a crystalline mass with the chemical name Tin (II) chloride. It appears as a white crystalline solid which is... View Article

Arrange the bond angle order of no2, no2-, no2+,no3- in descending manner.

NO2- < NO3- < NO2 < NO2+ As the number of lone pairs of electrons increases the repulsion on bond pair increases and tends to come... View Article

Write the steps involved in the processs of conversion from ethanoic acid to benzene.

Conversion of benzene from ethanoic acid CH3COOH + Na --- CH3COONa CH3COONA + electrolysis--- C2H6 C2H6 + ALC.KOH --- C2H4 C2H4 + ALC.KOH ---... View Article

What is the angular momentum for P-shell electron is:- (a) 3h/π (b) Zero (c) 2√(h/2π) (d) None

The correct answer is (c) 2√(h/2π) Angular momentum can be calculated by using the formula L=√l(l+1). h/2 Π where l is an azimuthal quantum... View Article

How many millimoles of N₂ gas would dissolve in 1 litre of water if N₂ gas is bubbled through water at 293 K, and exerts a partial pressure of 0.987 bar. Given that Henry’s law constant for N₂ at 293 K is 76.48 kbar.

Given As per the given details P= 0.987 bar K= 76.48 Kbar= 76480 Find out We have to determine the number of millimoles of... View Article

Find out the molarity of 30 g of CO(NO3)2.6H2O in 4.3 L of solution

The term molarity for a provided solution is described as the total number of moles of solute per litre of solution. The molarity of the solution... View Article

Explain Debey huckel onsagers law of the strong electrolyte

Debye–Hückel limiting law that depicts the behaviour of strong electrolytes. The non-ideal behaviour of strong electrolytes, his mathematical... View Article

Define the following terms: (a) electron – deficient (b) electron – precise (c) electron rich compound. Justify your answer with an example.

An electron-deficient compound is one in which there is an insufficient number of electrons to complete the octet of the central atom. These... View Article

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