Diagnostic Test MCQs

Option A: arrangement of electrons in orbitals

Option B: position in the periodic table

Option C: properties depend upon mass

Option D: chemical properties

Correct Answer: properties depend upon mass ✔

Option A: Copper sulphate

Option B: Barium sulphate

Option C: Cobalt sulphate

Option D: Nickel sulphate

Correct Answer: Barium sulphate ✔

Option A: Polyester resins

Option B: Epoxy paints

Option C: polyamide resins

Option D: Polyvinyl chloride

Correct Answer: Epoxy paints ✔

Option A: Oxalic acid

Option B: Succinic acid

Option C: Malonic acid

Option D: Fumaric acid

Correct Answer: Malonic acid ✔

Option A: Ethanal

Option B: Acetone

Option C: Benzaldehyde

Option D: Butanone

Correct Answer: Benzaldehyde ✔

Option A: Diastase

Option B: Invertase

Option C: Zymase

Option D: Sucrase

Correct Answer: Sucrase ✔

Option A: HSO4-

Option B: Cl-

Option C: OH-

Option D: Br-

Correct Answer: OH- ✔

Option A: Benzy1 chloride

Option B: Benzal dichloride

Option C: O-chlorotoluene

Option D: O-chlorotoluene and P-chlorotoluene

Correct Answer: Benzy1 chloride ✔

Option A: Diviny1 acetylene

Option B: Ethylidine dichloride

Option C: Chloroprene

Option D: 1 – 3 – 3 – trichloro butane

Correct Answer: Chloroprene ✔

Option A: Show tetravalency

Option B: Exhibit catenation

Option C: Show isomerism

Option D: Can form multiple bonds

Correct Answer: Exhibit catenation ✔

Option A: 2

Option B: 3

Option C: 4

Option D: 6

Correct Answer: 6 ✔

Option A: Displacement

Option B: Reduction

Option C: Disproportionation reaction

Option D: Double displacement reaction

Correct Answer: Disproportionation reaction ✔

Option A: FeS2

Option B: HgS

Option C: PbS

Option D: ZnS

Correct Answer: HgS ✔

Option A: Lubricant

Option B: Water repellent film

Option C: Rubber sheet

Option D: Medicine

Correct Answer: Medicine ✔

Option A: Mg > Sr

Option B: Ba > Mg

Option C: Lu > Ce

Option D: CI > 1

Correct Answer: Ba > Mg ✔

Option A: Na K

Option B: Mg Ca

Option C: Li Na

Option D: Li Ca

Correct Answer: Li Na ✔

Option A: Reduction occurs at anode

Option B: K+ ion transfer from salt bridge to left beaker of ZnSO4

Option C: Oxidation occurs at cathode

Option D: Anode is negatively charged

Correct Answer: Anode is negatively charged ✔

Option A: Oxidation potential

Option B: Redox potential

Option C: e.m.f of cell

Option D: standard reduction potential

Correct Answer: standard reduction potential ✔

Option A: 8

Option B: 5.1

Option C: 6

Option D: one/fifty one

Correct Answer: one/fifty one ✔

Option A: N2+3H2 2NH3

Option B: H2+I2 2HI

Option C: 2NO2 N2H4

Option D: PCI5 PCI3+CI2

Correct Answer: 2NO2 N2H4 ✔

Option A: X – ray diffraction

Option B: Spectrophotometer

Option C: Optical microscope

Option D: Electron microscope

Correct Answer: A. X – ray diffraction ✔

Option A: Plancks theory

Option B: Dual nature of matter

Option C: Heisenbergs uncertainty principle

Option D: All of these

Correct Answer: Heisenbergs uncertainty principle ✔

Option A: CaF2

Option B: NaCl

Option C: Glass

Option D: Diamond

Correct Answer: Glass ✔

Option A: Fluorescent bulb

Option B: Neon signs

Option C: Lasers

Option D: All of these

Correct Answer: All of these ✔

Option A: Both a and b are small

Option B: Both a and b are large

Option C: a is small and b is large

Option D: a is large and b is small

Correct Answer: Both a and b are small ✔

Option A: Hot air currents

Option B: folds of filter paper

Option C: oven

Option D: Vacuum desiccator

Correct Answer: Vacuum desiccator ✔

Option A: is taken in lesser quantity in grams as compared to other reactants

Option B: is taken in lesser quantity in volume as compared to other reactants

Option C: gives the maximum amount of the product which is required

Option D: gives the minimum amount of the product under consideration

Correct Answer: gives the minimum amount of the product under consideration ✔

Option A: Nickel

Option B: Calcium

Option C: Cadmium

Option D: Tin

Correct Answer: Calcium ✔

Option A: macromolecule

Option B: macromolecule

Option C: molecularity

Option D: atomicity

Correct Answer: atomicity ✔

Option A: 1.008

Option B: 0.55

Option C: 0.184

Option D: 1.637

Correct Answer: 0.55 ✔

Option A: Ammonia

Option B: Dissolved oxygen

Option C: Carbon dioxide

Option D: All

Correct Answer: Carbon dioxide ✔

Option A: Urea

Option B: Calcium superphosphate

Option C: Diammonium phosphate

Option D: Potassium nitrate

Correct Answer: Urea ✔

Option A: Propanoic acid

Option B: Acetic acid

Option C: Phthalic acid

Option D: Butanoic acid

Correct Answer: Phthalic acid ✔

Option A: PdCl2

Option B: Cu2Cl2

Option C: CuCl2

Option D: PbCl2

Correct Answer: Cu2Cl2 ✔

Option A: n. butane

Option B: Ethanol

Option C: Ethane

Option D: Diethy1 ether

Correct Answer: Ethane ✔

Option A: Carboxylic acid

Option B: Ethanoic acid

Option C: Propanoic acid

Option D: Butanoic acid

Correct Answer: Propanoic acid ✔

Option A: Chlorobenzene

Option B: Toluene

Option C: Nitrobenzene

Option D: Benzene

Correct Answer: Toluene ✔

Option A: Phenol

Option B: Maleic anhydride

Option C: Glyoxal

Option D: Benzoic acid

Correct Answer: Maleic anhydride ✔

Option A: sp3 – sp2

Option B: sp2 – sp

Option C: sp2 – sp

Option D: sp3 – sp2 – sp

Correct Answer: D. sp3 – sp2 – sp ✔

Option A: H2SO4

Option B: KMnO4

Option C: H2S

Option D: K2CrO4

Correct Answer: H2S ✔

Option A: Iron

Option B: Cobalt

Option C: Chromium

Option D: Manganese

Correct Answer: Iron ✔

Option A: Fluorine

Option B: Chlorine

Option C: Iodine

Option D: Bromine

Correct Answer: Chlorine ✔

Option A: White

Option B: Redox potential

Option C: Black

Option D: Violet

Correct Answer: White ✔

Option A: KCI

Option B: NaCI

Option C: KCI MgCl2 6H2O

Option D: Na2CO3. 10H2O

Correct Answer: KCI ✔

Option A: s-1

Option B: mol dm-3 s-1

Option C: mol-1 dm3 s-1

Option D: mol-2 dm6 s-1

Correct Answer: s-1 ✔

Option A: Silver oxide battery

Option B: Fuel cell

Option C: Nickel cadmium cell

Option D: Lead accumulator

Correct Answer: Nickel cadmium cell ✔

Option A: 5.85% NaCl Solution

Option B: 18.0 % glucose solution

Option C: 6.0 % urea solution

Option D: All have same boiling point

Correct Answer: 5.85% NaCl Solution ✔

Option A: 2.0 x 10-10 mol dm-3

Option B: 1.414 x 10-5 mol dm-3

Option C: 1.0 x 10-10 mol dm-3

Option D: 1.0 x 10-5 mol dm-3

Correct Answer: 1.414 x 10-5 mol dm-3 ✔

Option A: qp = qv

Option B: qp < qv

Option C: qp > qv

Option D: qp = qv / 2

Correct Answer: qp > qv ✔

Option A: O2+2

Option B: N2-2

Option C: B2

Option D: O2-2

Correct Answer: N2-2 ✔

Option A: n=3 l=2

Option B: n=3 l=0

Option C: n=3 l=1

Option D: n=3 l=3

Correct Answer: n=3 l=1 ✔

Option A: Molecules of water in liquid state

Option B: Atoms of helium in gaseous state at high temperature

Option C: Molecules of hydrogen chloride gas

Option D: Molecules of solid iodine

Correct Answer: Molecules of solid iodine ✔

Option A: Ionic crystal

Option B: Covalent crystal

Option C: Molecular crystal

Option D: Any type of crystal

Correct Answer: Molecular crystal ✔

Option A: one / seventeen

Option B: sixteen / seventeen

Option C: one / three

Option D: two / three

Correct Answer: one / three ✔

Option A: Sublimation

Option B: Crystallisation

Option C: Solvent extraction

Option D: Distillation

Correct Answer: Solvent extraction ✔

Option A: Nature of reactants

Option B: Nature of crucible

Option C: Nature of product

Option D: Nature of precipitate

Correct Answer: Nature of precipitate ✔

Option A: 50% KOH

Option B: Lime water

Option C: CaCl2

Option D: Mg (CIO4)2

Correct Answer: Mg (CIO4)2 ✔

Option A: F – Cl – Br

Option B: Li+1 – Na+1 – K+1

Option C: F – Ne – Na+

Option D: H+ – H- – H

Correct Answer: C. F – Ne – Na+ ✔

Option A: 22.4 dm3

Option B: 2.24 dm3

Option C: 1.12 cm3

Option D: 1.12 dm3

Correct Answer: 1.12 dm3 ✔