Unpleasent smelling carbylamines are formed by heating alkali and chloroform with
Unpleasent smelling carbylamines are formed by heating alkali and chloroform with Options (a) any primary amine (b) any amine (c)…
7 years ago
Chemistry
The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal
The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal concentration is Options…
7 years ago
The amount of zinc required to produce 224mL of H₂ at STP on treatment with dilute H₂SO₄
The amount of zinc required to produce 224mL of H₂ at STP on treatment with dilute H₂SO₄ will be Options…
7 years ago
The Ca²⁺ and F⁻ are located in CaF₂ crystal,respectively at face centred cubic lattic points
The Ca²⁺ and F⁻ are located in CaF₂ crystal,respectively at face centred cubic lattic points and in Options (a) tetrahedral…
7 years ago
In the Dumas method of estimation of nitrogen,the nitrogen in the organic compound
In the Dumas method of estimation of nitrogen,the nitrogen in the organic compound is finally converted into Options (a) NO₂…
7 years ago
The energy of an electron in the 3rd orbit of hydrogen atom is -E
The energy of an electron in the 3rd orbit of hydrogen atom is -E. The energy of an electron in…
7 years ago
What is the amount of Chlorine evolved,when 2A of current is passed for 30 minutes
What is the amount of Chlorine evolved,when 2A of current is passed for 30 minutes in an aqueous solution of…
7 years ago
The enthalphy change for the reaction N₂ + 3H₂ → 2NH₃ is -92.38 kJ at 298K
The enthalphy change for the reaction N₂ + 3H₂ → 2NH₃ is -92.38 kJ at 298K. The internal energy change…
7 years ago
A compound gives a positive test with I₂/NaOH and is extracted from benzene
A compound gives a positive test with I₂/NaOH and is extracted from benzene from benzen by saturated NaHSO₃.The compound is…
7 years ago
When a mixture of solid Nacl and solid K₂Cr₂O₇ is heated with concentrated sulphuric acid
When a mixture of solid Nacl and solid K₂Cr₂O₇ is heated with concentrated sulphuric acid, the orange red vapours obtained…
7 years ago