Chemistry Set 4 MCQs

Q1 | Calamine lotion which is used as an antipruritic (anti-itching agent) to treat mild pruritic conditions contains which of the following?

Zinc

Calcium

Magnesium

Sodium

Q2 | In which of the following Mercury is a constituent?

Cinnabar

Chile saltpeter

Calamine

Gold

Q3 | Adsorption is used commonly in which of the following processes?

Purification of solids

Purification of liquids

Making scrubbers

Chromatography

Q4 | Which among the following is a correct definition of Cyclotron?

Accelerator of charged atomic particles

Device for detection of High Energy atomic radiation

Device for storing electric charge

Device for storing heat

Q5 | The Chemical formula of Graphite is _________?

C

C2

C4

C6

Q6 | Which among the following is true about solubility of ?Lipids??

They are soluble in water but insoluble in organic solvents

They are insoluble in water but soluble in organic solvents

They are soluble in water as well as organic solvents

They are insoluble in water as well as organic solvents

Q7 | Calcium Magnesium Silicate is commonly called as ________?

Asbestos

Borax

Baking Soda

Washing Soda

Q8 | Phenolphthalein is used in chemistry as a ______?

Solvent

Dye

Catalyst

Detergent

Q9 | Reserpine is an example of which kind of drug?

Narcotic

Anti-histamine

Tranquillizer

None

Q10 | Cobalt oxide is used to impart which color to glass?

Brown

Blue

Red

Yellow

Q11 | Which among the following is correct full form of DDT?

Dichloro-diethyl-trifluoromethane

Dichloro-diphenyl-trichloroethane

Dichloro-diphenyl-trichloromethane

Dipheneyl-dichloro-trichloromethane

Q12 | Which among the following sentences is true?

Ammophos is an organic fertilizer while Urea is an inorganic fertilizer

Ammophos is an inorganic fertilizer while Urea is an organic fertilizer

Both of them are organic fertilizers

Both of them are inorganic fertilizers

Q13 | Rayon is an example of _______?

a synthetic fiber

a natural fiber

semi-synthetic fiber

Synthetic Detergent

Q14 | Sodium Alkyl Sulphate and Benzene Sulphate are examples of ________

Explosives

Insecticides

Fungicides

Synthetic Detergents

Q15 | Which of the following group characterizes alcohols?

OH group

COOH group

COO group

CO group

Q16 | Which among the following is not a use of Graphite?

making of electrodes

lubricant

manufacturing of crucibles,

Glass cutting

Q17 | Water at 4 degree centigrade has____?

minimum density

maximum density

No density

None of the above

Q18 | To keep the hot glass item‘s finishing and transparency , they go through a process calledannealing. This process involves _______?

cooled rapidly

cooled very slowly

cooled slowly and uniformly under controlled environment

heating rapidly

Q19 | Bleaching Powder is a compound of _______?

Calcium

Sodium

Magnesium

Sulphur

Q20 | Graphite, Carbon and Diamonds are _________?

Isotopes

Isomers

Isotones

Allotropes

Q21 | Galena & Litharge are ores of which of the following metals?

Mercury

Zinc

Copper

Lead

Q22 | A molecule is a smallest part of matter which possesses all properties of original matter. Amolecule is electrically _________?

Positve

Negative

either positive or negative

neutral

Q23 | A neutron , an electron, a proton and an alpha particle are moving with the same kineticenergy. Which of the following is correct order of their speeds?

Alpha Particle, Neutron, Proton, Electron

Electron, Proton , Neutron, Alpha Particle

Alpha Particle, Proton, Neutron, Electron

Neutron, Proton, Alpha Particle, Electron

Q24 | Whenever an alkali metal such as Lithium or Sodium reacts with water , which among thefollowing gas is produced?

Oxygen

Hydrogen

Ozone

Carbondioxide

Q25 | Which among the following are used as components to produce Nitrolim, a widely usedfertilizer in past?

Nitrogen & Limestone

Calcium Carbide and Nitrogen

Calcium Carbide & Carbon

Calcium Carbide and Limestone