atom, Chemistry

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two reasons why is it necessary to ionise chromium atomsin a sample

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What are the properties of water?, Q. What are the properties of water? ...

Q. What are the properties of water? Ans. Water is a colorless, odorless, tasteless liquid with a melting and freezing point of 0 o C and a boiling point of 100 o C at 1 a

Transition metals - ligand field theory, The five d orbitals with distinc...

The five d orbitals with distinct values of the magnetic quantum number (m) have the similar energy in a free atom or ion. In any compound they interact differently with the su

An ionic compound is generally, An ionic compound is generally a : (1) ...

An ionic compound is generally a : (1) Good electrolyte (2)Weak electrolyte (3) Non-electrolyte (4) Neutral Ans:  Good electrolyte

The shape of s -orbital is, The shape of s -orbital is: (1) Pyramidal ...

The shape of s -orbital is: (1) Pyramidal (2) Spherical (3)Tetrahedral (4)Dumb-bell shaped Ans: Spherical

What is a salt bridge, What is a salt bridge? Salt bridge is a device ...

What is a salt bridge? Salt bridge is a device used to link two electrodes on electrochemical cell. It maintains electrical neutrality and internal continuity. It is shown by

Structure of cis-1-3-di-tert-butylcyclohexane, Cis-1,3-di-tert-butylcyclohe...

Cis-1,3-di-tert-butylcyclohexane can exist in a chair conformation (A) in which both tert-butyl groups are equatorial.  Though, in either chair conformation of trans-1,3-di-tert-bu

What is free energy?, THermodynamic free enrgy is the amount of work a ther...

THermodynamic free enrgy is the amount of work a thermodynamic system can perform. The concept is useful in the thermodynamics of chemical or thermal processes in engineering and

What total mass of ammonia was produced in the reaction, When heated calciu...

When heated calcium hydroxide as well as ammonium chloride reacts to produce water vapor ammonia gas and solid calcium chloride. Presume 5.00g of calcium hydroxide as well as 10.00

Calculate pH of a solution, A 0.5M solution of NaNO2 is made. What is the p...

A 0.5M solution of NaNO2 is made. What is the pH of the solution?

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