List of top Chemistry Questions asked in KCET

Which of the following is an unsaturated acid ?
The hybrid states of carbon in diamond, graphite and acetylene are respectively
The metal always found in free state is
Synthetic human hairwigs are made from a copolymer of vinyl chloride and acrylonitrile, and is called
The product of addition polymerization reaction is
A1 is more reactive than Fe but A1 is less'-easily corroded than Fe because
The catalyst used in the manufacture of polyethene by Zeigler method is
The number of hydroxyl groups in pyrophosphoric acid is
Ligand in a complex salt are
Which of the following is not a strong electrolyte
The ground state configuration of $Fe^{3+}$ ion in gaseous state is : (At.No. of Fe = 26)
The conductivity of strong electrolyte
Phosphine may be produced by adding lo water some
Which overlap is involved in HCl molecule ?
The coordination number of copper in cupram- monium sulphate is
A solution of potassium ferrocyanide would contain.....ions
Red P can be obtained from white P by
Solubility product of CaC2O4 at a given temperature in pure water is 4×10-9 (mol L-1)2. Solubility of CaC2O4 at the same temperature is:
A current of 3 A is passed through a molten calcium salt for 1 hr 47 min 13 sec. The mass of calcium deposited is : (Molar mass of 1 Ca=40gmol-1)
0.48 g of an organic compound on complete combustion produced 0.22 g of CO2 . The percentage of C in the given organic compound is :
Sodium enthanoate on heating with soda lime give ‘X’. Electrolysis of aqueous solution of sodium ethanoate gives ‘Y’, ‘X’ and ‘Y’ respectively are :
8.8 g of monohydric alcohol added to ethyl magnesium iodide in ether liberates 2240 cm3 of ethane at STP. This monohydric alcohol when oxidised using pyridinium-chlorochromate, forms a carbonyl compound that answers silver mirror test (Tollens’ test). The monohydric alcohol is :
A haloalkane undergoes SN2 or SN1 reaction depending on:
The value of 'A' in the equation λm = λm° - A√C is same for the pair:
Which of the following statements are true about [CoF6]3- ion?
I. The complex has octahedral geometry.
II. Coordination number of Co is 3 and oxidation state is + 6.
III. The complex is sp3d2 hybridised.
IV. It is a high spin complex.