List of practice Questions

For orthorhombic system axial ratios are $a \ne b \ne c$ and the axial angles are
$P_2O_5$ is heated with water to give
The electronic configuration of Cu (at.no. = 29) is
Basicity of orthophosphoric acid is
A particle of mass m = 5 is moving with a uniform speed v = 3$\sqrt 2$ in the XOY plane along the line Y = X + 4. The magnitude of the angular momentum of the particle about the origin is
Pure nitrogen is prepared in the laboratory by heating a mixture of
$PH_4I + NaOH$ forms
Who discovered Plasmodium in R.B.C. of human beings?
On hydrolysis of starch, we finally get
A thermos flask contains hot coffee. The flask is vigorously shaken. Then the temperature of the coffee will
The transition elements have a general electronic configuration.
A ring shaped metal is allowed to expand by heating it. The hole will
Which would quickly absorb oxygen?
Oleum is
Phosphine may be produced by adding lo water some
The relative lowering of the vapour pressure is equal to the ratio between the number of
In a closed flask of 5 L, 1.0 g of $H_2$ is heated from 300 to 600 K. Which statement is not correct?
In compound ' X - all the bond angles are exactly 109$^{\circ}$28', 'X - is
Which one is true?
Which overlap is involved in HCl molecule ?
A hole is drilled along the earth's diameter and a stone is dropped into it. When the stone is at the centre of earth, it has
Resolution power is the ability to
Where is protein digestion accomplished?
To use a transistor as an amplifier
The oxidation state of the most electronegative element in the products of the reaction. $ BaO_2 $ with dil, $ H_2SO_4 $ are