Chemistry MCQs

Option A: 97 to 104

Option B: 101 to 115

Option C: 89 to 103

Option D: 36 to 43

Correct Answer: 89 to 103 ✔

Option A: Fehling solution

Option B: Bendict solution

Option C: Silver Mirror test

Option D: Nitroprusside test

Correct Answer: Nitroprusside test ✔

Option A: diamond, wood

Option B: glass, table salt

Option C: wood, glass

Option D: sucrose. glass

Correct Answer: wood, glass ✔

Option A: Hydrochloric Acid

Option B: Sulphuric Acid

Option C: Nitric Acid

Option D: Muriatic Acid

Correct Answer: Sulphuric Acid ✔

Option A: 128.15°C

Option B: 18°C

Option C: 246.12°C

Option D: 96°C

Correct Answer: 18°C ✔

Option A: Catalyst

Option B: Intermediate

Option C: inhibitor

Option D: activated complex

Correct Answer: Intermediate ✔

Option A: methyl Orange

Option B: litmus

Option C: phenol red   

Option D: phenopthalein

Correct Answer: methyl Orange ✔

Option A: All electrolytes

Option B: Strong electrolytes

Option C: Non electrolytes

Option D: Weak electrolytes 

Correct Answer: Weak electrolytes  ✔

Option A: auto catalysis

Option B: Self catalysis

Option C: inhibition

Option D: Enzyme catalysis

Correct Answer: inhibition ✔

Option A: Self catalytic reaction

Option B: Enzyme catalytic reaction

Option C: Autocatalytic reaction

Option D: induced catalysis

Correct Answer: Autocatalytic reaction ✔

Option A: CO²+O²

Option B: CO+H²(water gas)

Option C: CO³+H²O

Option D: Laughing Gas

Correct Answer: CO+H²(water gas) ✔

Option A: 1864

Option B: 1866

Option C: 1888

Option D: None of These

Correct Answer: 1864 ✔

Option A: 35.5

Option B: 17

Option C: 15

Option D: 21

Correct Answer: 17 ✔

Option A: Mercury

Option B: Bromine

Option C: Phosphorus

Option D: Iodine

Correct Answer: Bromine ✔

Option A: Au

Option B: Ag

Option C: Sv

Option D: At

Correct Answer: Ag ✔

Option A: Ionic

Option B: Covalent

Option C: Hydrogen

Option D: Dating

Correct Answer: Covalent ✔

Option A: 2

Option B: 3

Option C: 4

Option D: None

Correct Answer: 4 ✔

Option A: +ve

Option B: -ve

Option C: Neutral

Option D: None

Correct Answer: +ve ✔

Option A: Shell

Option B: Orbit

Option C: Nucleus

Option D: Orbital

Correct Answer: Nucleus ✔

Option A: +ve

Option B: -ve

Option C: Neutral

Option D: None of them

Correct Answer: +ve ✔

Option A: Glycols

Option B: Vicinal dihalides

Option C: Geminal dihalides

Option D: Diols

Correct Answer: Vicinal dihalides ✔

Option A: Alkane

Option B: Alkene

Option C: Alkyne

Option D: All have same

Correct Answer: Alkyne ✔

Option A: 1

Option B: 2.3

Option C: 0

Option D: 1.8

Correct Answer: 0 ✔

Option A: Flouride

Option B: Sodium

Option C: H²O

Option D: None of them

Correct Answer: H²O ✔

Option A: Oxidation

Option B: Reduction

Option C: Redox

Option D: Substitution

Correct Answer: Reduction ✔

Option A: Aromatic

Option B: Alicyclic

Option C: Aliphatic

Option D: None of These

Correct Answer: Alicyclic ✔

Option A: Reforming

Option B: Induction fueling

Option C: Cracking

Option D: Refining

Correct Answer: Cracking ✔

Option A: Coal Tar

Option B: Coal gas

Option C: Coke

Option D: None of These

Correct Answer: Coke ✔

Option A: Refining

Option B: Cracking

Option C: Reforming

Option D: None of These

Correct Answer: Reforming ✔

Option A: Reforming

Option B: Cracking

Option C: Refining

Option D: Isomerization

Correct Answer: Cracking ✔

Option A: Cracking

Option B: Reforming

Option C: Refining

Option D: Hydration

Correct Answer: Reforming ✔

Option A: chain Isomerism

Option B: Functional Group Isomerism

Option C: Metamerism

Option D: Position Isomerism

Correct Answer: Functional Group Isomerism ✔

Option A: reflection

Option B: refraction

Option C: dispersion

Option D: all  of the above

Correct Answer: all  of the above ✔

Option A: Helium

Option B: Hydrogen

Option C: Chlorine

Option D: Carbon

Correct Answer: Hydrogen ✔

Option A: Ammonia

Option B: 1°Alkyl ammine

Option C: 2° Alkyl ammine

Option D: 3° Alkyl ammine

Correct Answer: 3° Alkyl ammine ✔

Option A: Benzene

Option B: Phenol

Option C: p-nitrobenzene

Option D: Cresol

Correct Answer: p-nitrobenzene ✔

Option A: Benzene

Option B: Phenol

Option C: Cresol

Option D: Aniline

Correct Answer: Phenol ✔

Option A: 1° alcohol

Option B: 2° alcohol

Option C: 3° alcohol

Option D: 0° alcohol

Correct Answer: 3° alcohol ✔

Option A: 22%

Option B: 11.11%

Option C: 31.13%

Option D: 15.15%

Correct Answer: 11.11% ✔

Option A: Aldehyde

Option B: Ketone

Option C: Carboxylic acid

Option D: Ester

Correct Answer: Ketone ✔

Option A: Methane

Option B: Ethanol

Option C: Acetic acid

Option D: Urea

Correct Answer: Urea ✔

Option A: Hydrogen & Water

Option B: Hydrogen & Carbon dioxide

Option C: Hydrogen & Methane

Option D: Carbonmonoxdide & water

Correct Answer: C. Hydrogen & Methane ✔

Option A: Unidentate

Option B: Bidentate

Option C: Tridentate

Option D: Hexadentate

Correct Answer: Bidentate ✔

Option A: Peat

Option B: Lignite

Option C: Bituminous

Option D: Anthracite

Correct Answer: Bituminous ✔

Option A: 1-2Kg

Option B: 1-3Kg

Option C: 1-4Kg

Option D: 1-5Kg

Correct Answer: 1-2Kg ✔

Option A: NaOH

Option B: Cl²

Option C: H²S

Option D: Cu

Correct Answer: H²S ✔

Option A: Inner Transition

Option B: Outer Transition

Option C: Alkali Metals

Option D: Both B & C

Correct Answer: Outer Transition ✔

Option A: Increases

Option B: Decreases

Option C: Remains Same

Option D: None of them

Correct Answer: Remains Same ✔

Option A: Protium

Option B: Deuterium

Option C: Tritium

Option D: Nichromium

Correct Answer: Tritium ✔

Option A: Copper sulphate

Option B: Barium sulphate

Option C: Cobalt sulphate

Option D: Nickel sulphate

Correct Answer: Barium sulphate ✔

Option A: Methane

Option B: Ethane

Option C: Hydrogen

Option D: Nitrogen

Correct Answer: Methane ✔

Option A: Zinc

Option B: Carbon (Graphite)

Option C: ZnCl²

Option D: MnO²(Pyrolusite)

Correct Answer: Carbon (Graphite) ✔

Option A: Z=At

Option B: w=ZAt

Option C: w=Z/At

Option D: Z= At/M

Correct Answer: w=ZAt ✔

Option A: Hydrogen Gas &Water

Option B: Oxygen Gas &Water

Option C: Only oxygen

Option D: Only Water

Correct Answer: Hydrogen Gas &Water ✔

Option A: Sodium ions

Option B: Chloride ions

Option C: Both

Option D: Remain at the bottom of the cell

Correct Answer: Sodium ions ✔

Option A: Electrolytic cell

Option B: Galvanic cell

Option C: Daniel cell

Option D: Not

Correct Answer: Electrolytic cell ✔

Option A: 110Kcal/mol

Option B: 106Kcal/mol

Option C: 104Kcal/mol

Option D: 150KJcal/mol

Correct Answer: 104Kcal/mol ✔

Option A: 10.54ev

Option B: 12.54ev

Option C: 13.6ev

Option D: 17.56ev

Correct Answer: 13.6ev ✔

Option A: 2.8

Option B: 2.2

Option C: 3.1

Option D: 1.8

Correct Answer: 2.2 ✔

Option A: 50%

Option B: 60%

Option C: 70%

Option D: 80%

Correct Answer: 70% ✔

Option A: Hydrogen Gas & Water

Option B: Oxygen Gas & Water

Option C: CO & Water

Option D: Hydrogen & Carbon monoxide

Correct Answer: Hydrogen Gas & Water ✔

Option A: liquification process

Option B: Bosch  Process

Option C: Fragmentation

Option D: Thermal decomposition

Correct Answer: Bosch  Process ✔

Option A: Hydrogen Gas

Option B: Carbon Monoxide Gas

Option C: Both at same time

Option D: None of them

Correct Answer: Aamir khan Hullio ✔

Option A: Hydrogen Gas

Option B: Carbon Monoxide Gas

Option C: Both at same time

Option D: None of them

Correct Answer: None of them ✔

Option A: Pt

Option B: FeO

Option C: Cr²O³

Option D: Both B&C

Correct Answer: Both B&C ✔

Option A: Reduction

Option B: Oxidation

Option C: Isomerization

Option D: Crackling

Correct Answer: Oxidation ✔

Option A: Bosch Process

Option B: Cyber Twinkling process

Option C: Palladium process

Option D: Steam process

Correct Answer: Bosch Process ✔

Option A: 500⁰C

Option B: 700⁰C

Option C: 900⁰C

Option D: 1300⁰C

Correct Answer: 700⁰C ✔

Option A: infra red

Option B: visible

Option C: x-ray

Option D: ultra violet

Correct Answer: infra red ✔

Option A: Electropositive

Option B: Electronegativity

Option C: Both of these

Option D: Neutral

Correct Answer: Electropositive ✔

Option A: 1s2 2s2 2p6 3s2 3p6 3d7

Option B: 1s2 2s2 2p6 3s2 3p6 4s2 4p5

Option C: 1s2 2s2 2p6 3s2 3p5 3d10

Option D: 1s2 2s2 2p6 3s2 3p6 4s23d5

Correct Answer: 1s2 2s2 2p6 3s2 3p6 4s23d5 ✔

Option A: Nitrates

Option B: Fluorides

Option C: Arsenic

Option D: Mercury

Correct Answer: Arsenic ✔

Option A: ease the process of cooking

Option B: increase the taste

Option C: produce small amount of hydrochloric acid required for digestion

Option D: inclease solubility of food particles in water

Correct Answer: produce small amount of hydrochloric acid required for digestion ✔

Option A: Photoelectric emission

Option B: Nuclear fission

Option C: Nuclear fusion

Option D: Thermionic emission

Correct Answer: Nuclear fusion ✔

Option A: it becomes very hard

Option B: it reflects most of the heat from the sun

Option C: it has a low specific heat capacity

Option D: it has a high latent heat of fusion

Correct Answer: it has a high latent heat of fusion ✔

Option A: CAT scans

Option B: X-ray photos

Option C: Ultrasound scans

Option D: Endoscopy

Correct Answer: Endoscopy ✔

Option A: Uranium

Option B: Deuterium

Option C: Plutonium

Option D: Radium

Correct Answer: Plutonium ✔

Option A: Carbon dioxide

Option B: Carbonates absorbed from soil

Option C: Oxides of minerals

Option D: Water

Correct Answer: Water ✔

Option A: Radium dating

Option B: Uranium dating

Option C: Carbon dating

Option D: Deuterium dating

Correct Answer: Carbon dating ✔

Option A: Alcohol

Option B: Kerosene oil

Option C: Glycerine

Option D: Fats

Correct Answer: Abid Hussain ✔

Option A: lactic acid

Option B: citric acid

Option C: acetic acid

Option D: carbonic acid

Correct Answer: lactic acid ✔

Option A: William Prout

Option B: Jons Jacob Berzelius

Option C: Anselme Payen

Option D: Walter Bradford Cannon

Correct Answer: William Prout ✔

Option A: large intestine

Option B: liver

Option C: lungs

Option D: small intestine

Correct Answer: small intestine ✔

Option A: Nitrification

Option B: Fermentation

Option C: Denitrification

Option D: None of these

Correct Answer: Nitrification ✔

Option A: Cathode rays

Option B: Canal rays

Option C: X-rays

Option D: Alpha rays

Correct Answer: Canal rays ✔

Option A: Alpha radiations

Option B: Gamma radiations

Option C: Beta radiations

Option D: positron

Correct Answer: Beta radiations ✔

Option A: Alpha radiations

Option B: Gamma radiations

Option C: Beta radiations

Option D: AOT

Correct Answer: Gamma radiations ✔

Option A: Petrol

Option B: Sediment

Option C: Rock

Option D: Fuel

Correct Answer: Rock ✔

Option A: reflection

Option B: interference

Option C: diffraction

Option D: refraction

Correct Answer: refraction ✔

Option A: Silicon

Option B: Diamond

Option C: Iodine

Option D: Graphite

Correct Answer: Diamond ✔

Option A: Indivisible 

Option B: Divisible

Option C: Both

Option D: Non of these

Correct Answer: Indivisible  ✔

Option A: size of Cl atoms > Cl- ion

Option B: size of Na+ ion < Na atom

Option C: size of Na atom < Na+ ion

Option D: Cl- < Na+

Correct Answer: size of Na+ ion < Na atom ✔

Option A: Endothermic

Option B: Exothermic

Option C: Fission

Option D: Fusion

Correct Answer: Exothermic ✔

Option A: an anion

Option B: a cation

Option C: an anion – cation

Option D: none of these​

Correct Answer: a cation ✔

Option A: Latin

Option B: Greek

Option C: Arabic

Option D: None of these

Correct Answer: Greek ✔

Option A: Proton and neutron

Option B: Neutron and electron

Option C: Proton

Option D: Neutron

Correct Answer: Proton ✔

Option A: 74g

Option B: 254g

Option C: 127g

Option D: 53g

Correct Answer: 254g ✔

Option A: Ultra voilet

Option B: Gamma rays

Option C: Infrared

Option D: All of these

Correct Answer: Infrared ✔

Option A: Hydrogen tank

Option B: Nitrogen tank

Option C: Oxygen tank

Option D: None of these

Correct Answer: Oxygen tank ✔

Option A: visible radiation

Option B: Ultra violet radiation

Option C: Infrared radiation

Option D: Gamma rays

Correct Answer: Ultra violet radiation ✔