Question # 1

Which of the following radical is not a member of II group.

Choose an answer

Cu²⁺

Cd²⁺

Ba³⁺

K+

Which of the following species is determined by complex metric titrations.

Choose an answer

K+

Na+

Ca+

Cl-

Which of the following acid radical give organic layer test.

Choose an answer

Cl-

CO3

I

S^2-

The chemical method of separation in which the analytes to be separated are distributed between two phases, one of which is stationary phase while the other moves in a definite direction This technique is known as.

Choose an answer

Electrophoreals

Chromatography

Solvent extraction

Catachreals

Which of the following species is very poor oxidizing agent

Choose an answer

H+

Zn²⁺

Fe³⁺

MnO₄

Which of the following techniques is used to reduce the need for large volumes of organic solvents.

Choose an answer

Solid phase extraction

Gel permeation

Electrophoresis

TLC

Which of the following statements is not correct with respect to errors in flame photometry.

Choose an answer

Errors rising form the phenomena developed in the Hollow cathode lamp

Background effect

Errors arising from test element itself

Spectral interference

The current voltage characteristics forms the basis of.

Choose an answer

Thermal analysis

Potentiometry

Polarography

Colorimetry

Which of the following is a thermometric method.

Choose an answer

TGA

DTA

DTG

All

Which of the following is not a redox indicator.

Choose an answer

Ferroin

Diphaylamine

Phenolphthalein

Methyl blue

Which of the following statement is not true with respect to electrode potential.

Choose an answer

Feasibility of a chemicals reaction

Rate of chemical reaction

Nature of a chemical reaction

Free energy of a chemical reaction

Which of the following technique is useful to remove metal ions from an interfering matrix.

Choose an answer

Solvent extraction

Electrophorests

Cataphorests

Gel permeation

Which of the following combination is used to make buffer.

Choose an answer

NaOH and HCl

KOH and H2SO4

CH3COOH and CH3COONa

CH3COOH and NH4OH

When HCl is titrated against NaOH , the pH at the equivalence point is.

Choose an answer

zero

> 7

< 7

14

An indicator for an acid base titration is a

Choose an answer

Weak acid

Weak base

Strong acid

Strong base

Both A and B

Which of the following salt is not used in salt bridge to minimize liquids junction potential.

Choose an answer

KCl

NH4Cl

KNO3

CaCl2

Which of the following is not a ligand or complexing agent.

Choose an answer

NH3

CH3COOH

EDTA

CN-

Which of the following element is usually determined by flame photometry.

Choose an answer

Li

Na

K

All above elements

More Classes

Other Links

PPSC Chemistry Part IV Analytical Chemistry Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer