Welcome to your P & C of OC - 6
1.
Silver salt method depends on formation of
2.
Carius method uses sealed tube to
3.
White precipitate in sulphur estimation is
4.
Pressure used in Victor Meyer method is
5.
Sulphur estimation by Carius method converts sulphur into
6.
Sulphur is finally estimated as
7.
Vapour density is calculated using
8.
Empirical formula is always
9.
Victor Meyer method cannot be used for
10.
Molecular weight of acid = equivalent weight ×
11.
Ignition of MgNH4PO4 removes
12.
Which compound is suitable for Victor Meyer method?
13.
Chloroplatinate salt contains metal
14.
If empirical formula = CH2 and molar mass = 56, molecular formula is
15.
Silver salt method is used for molecular weight of
16.
Percentage of phosphorus is calculated using
17.
Phosphoric acid is precipitated using
18.
Platinichloride method is used for
19.
Factor 32/233 is used to calculate
20.
Which error affects Victor Meyer method most?
21.
1 cm³ of H2 at NTP has mass
22.
Molecular mass determination is not possible for
23.
Atomic weight of silver used in calculation is
24.
Victor Meyer method requires compound to be
25.
Molecular weight of BaSO4 is
26.
Empirical formula gives
27.
BaSO4 is washed with hot water to remove
28.
Why NH4Cl is added in magnesia mixture?
29.
Which method uses chloroplatinic acid?
30.
Carius method is suitable for estimation of
31.
Volume of air displaced is measured at
32.
Molecular mass of Mg2P2O7 is
33.
Silver salt method fails for acids having
34.
Victor Meyer apparatus measures volume of
35.
Victor Meyer method is used to determine
36.
Empirical formula mass is always
37.
Phosphorus estimation by Carius method converts P into
38.
Molecular weight is related to vapour density by
39.
Factor 62/222 represents
40.
The precipitate obtained in phosphorus estimation is
41.
BaSO4 precipitate colour is
42.
On ignition, MgNH4PO4 converts into
43.
In Victor Meyer method, correction is needed for
44.
Empirical formula does NOT give
45.
Molecular formula is derived using
