For alkali metals, which one of the following trends is incorrect
For alkali metals, which one of the following trends is incorrect Options (a) Hydration energy: Li > Na > K…
7 years ago
KA2010
A dibromo derivative of an alkane reacts with sodium metal to form an alicyclic
A dibromo derivative of an alkane reacts with sodium metal to form an alicyclic hydrocarbon. the derivative is Options (a)…
7 years ago
The letter ‘D’ in D-glucose signifies
The letter 'D' in D-glucose signifies Options (a) configuration at all chiral carbons (b) dextrorotatory (c) that it is a…
7 years ago
Reaction of methyl bromide with aqueous sodium hydroxide involves
Reaction of methyl bromide with aqueous sodium hydroxide involves Options (a) racemisation (b) SN1 mechanism (c) inversion of configuration (d)…
7 years ago
In Kjeldahl’s method,ammonia from 5g of food neutralizes 30 cm3 of 0.1 N acid.
In Kjeldahl's method,ammonia from 5g of food neutralizes 30 cm³ of 0.1 N acid.The percentage of nitrogen in the food…
7 years ago
Which of the following is wrongly matched
Which of the following is wrongly matched Options (a) [Cu(NH₃)₄]²⁺ - square planar (b) [Ni(CO)₄] - neutral ligand (c) [Fe(CN)₆³⁻…
7 years ago
In the electrolytic refining of zinc
In the electrolytic refining of zinc Options (a) graphite is at the anode (b) the impure metals is at the…
7 years ago
Negative deviation from Raoult’s law is observed in which one of the
Negative deviation from Raoult's law is observed in which one of the following binary liquid mixtures Options (a) Ethanol and…
7 years ago
Which one of the following is a molecular crystal
Which one of the following is a molecular crystal Options (a) Rock salt (b) Quartz (c) Dry ice (d) Diamond…
7 years ago
The standard emf of galvanic cell involving 3 moles of electrons in its redox
The standard emf of galvanic cell involving 3 moles of electrons in its redox reaction is 0.59 V. The equilibrium…
7 years ago