inorganic chem QA IJNIP

D

Which group is referred to as pnictogens?

A) Group II-A

B) Group III-A

C) Group IV-A

D) Group V-A

E) Group VI-A

B

Sodium nitrate is widely employed in the preservation of

meat and is also known as

A) Salt peter

B) Chile saltpeter

C) Washing soda

D) Baking soda

C

Benedict’s and Fehling’s reagent used to determine the

presence of reducing sugars contain which salt?

A) FeSO4

B) ZnSO4

C) CuSO4

D) CaSO4

E) NaSO4

C

Asoge

A) Sulfur

B) Nitrogen

C) Mercury

D) Astatine

B

Heaviest and most dense metal

A) Palladium

B) Osmium

C) Iridium

D) Platinum

D

Chemically native hydrated aluminum silicate

A) Attapulgite

B) Talc

C) Bentonite

D) Kaolin

B

Dephlogisticated air

A) N2

B) O2

C) N2O

D) CO

A

Softest mineral known

A) Talc

B) Diamond

C) Bituminous

D) Anthracite

A

Epsom salt

A) Magnesium sulfate

B) Zinc sulfate

C) Cupric sulfate

D) Ferrous sulfate

D

Eka-silicon

A) Gallium

B) Scandium

C) Francium

D) Germanium

C

The most abundant metal on the earth’s crust

A) Magnesium

B) Iron

C) Aluminum

D) Potassium

E

The second most abundant extracellular anion

A) Sodium

B) Potassium

C) Calcium

D) Chloride

E) Bicarbonate

B

Which of the following may cause excessive urination due to

displacement of sodium?

A) Silicon

B) Lithium

C) Mercury

D) Arsenic

D

Elemental toxicity of cadmium?

A) Mees lines

B) Wilson’s disease

C) Plumbism

D) Itai-itai disease

E) Minamata disease

C

Deficiency of zinc can cause?

A) Metal fume fever

B) Microcytic anemia

C) Parakeratosis

D) Macrocytic anemia

E) Cardiac arrest

E

Water that contains iron and is characterized by a

ferruginous taste

A) Alkaline water

B) Lithia water

C) Carbonated water

D) Siliceous water

E) Chalybeate water

D

Which of the following is correctly matched?

A) N2O: Brown

B) N2: Blue

C) CO2: Black

D) O2: Green

C

Which acid is concentrated at 85%

A) Acetic

B) Sulfuric

C) Phosphoric

D) Hydrochloric

A

What alloy is described by this combination of metals: 25% Pb, 25% Sn, and 50% Bi?

A) Rose metal

B) Bronze

C) Monel

D) Brass

E) Solder

B

Lightest of all structurally important metal

A) Hydrogen

B) Magnesium

C) Lithium

D) Aluminum

E) Ammonium

A

Which of the following is an ore of manganese?

A) Pyrolusite

B) Galena

C) Hematite

D) Bauxite

E) Cinnabar

E

Ammonia is produced through which process?

A) Linde-Frankl process

B) Solvay process

C) Ostwald process

D) Messerschmidt process

E) Haber process

B

Important for the development of erythrocytes and

hemoglobin by virtue of being a nutrient component

A) Nickel

B) Cobalt

C) Iridium

D) Platinum

C

Which of the following can be used in surgical repair of

bones?

A) Antimony

B) Arsenic

C) Tantalum

D) Bismuth

B

Substance added to glass to improve its coefficient of

expansion

A) MnO2

B) Borate

C) K

D) Pb

B

Which of the following can be used as carrier in gas

chromatography?

A) CO2

B) N2

C) O2

D) NO2

B

Which of the following can be used in seborrheic

dermatitis?

A) Sodium sulfide

B) Selenium sulfide

C) Potassium sulfide

D) Sulfurated potash

C

Which of the following result to brick red in the flame test?

A) Lithium

B) Potassium

C) Calcium

D) Strontium

E) Barium

B

Pink sulfide

A) ZnS

B) MnS

C) As2S3

D) HgS

E) none of the above

D

Aluminum cobaltinitrite

A) Prussian blue

B) Blood red

C) Turnbull's blue

D) Thenard's blue