A. Lime
B. Silica
C. Coke
D. Quartz
Which of the following not obtained when methyl chloride and n-propyl chloride react with sodium in dry ether
A certain current liberated 0.504g of hydrogen in 2hrs. How many grams of copper can be librated by the same current flowing for the same time in a copper sulphate solution
The method of separation of enantiomers from racemic mixture is known as
The earthy impurities present in the mineral are called
The molecule having zero dipole moment is:
Which of the following is called Rosenmund reaction?
The value of Kp for the reaction 2H2S(g) ⇔ 2H2(g) + S2(g) is 1.2X10-2 at 10650C.The value of KC for the reaction
Method used for the concentration of tinstone ore is
PH of a solution produced when aqueous solution of PH 6 is mixed with an equal volume of an aqueous solution oh PH is about
A mixture of Haematite,coke and limestone on heating in blast furnace gives molten iron metal.This is known as