is SO2 a nonmetal or a metal?

is SO2 a nonmetal or a metal?
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1 Answer

Answer :

Non
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Interveinal necrotic spots on leaves appear due to – (1) HF injuly (2) SO2 injury (3) NO2 injury (4) O3 injury

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Last Answer : (2) SO2 injury Explanation: Injury caused by sulphur oxides show interveinal necrotic areas that are light tan to white. Uninjured tissue new to the veins remains green.

The major use of sulphur is in the manufacture of – (1) H2SO4 (2) H2S (3) SO2 (4) Fungicide

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Mark the compound which possesses ionic, covalent and coordinate bonds. (1) NH4C1 (2) SO3 (3) SO2 (4) H2O

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Pollutant from motor car exhaust that causes mental disease is – (1) Lead (2) NO2 (3) SO2 (4) Hg

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Last Answer : (1) Lead Explanation: Lead poisoning is a medical condition caused by increased levels of the heavy metal lead in the body. Lead interferes with a variety of body processes and is toxic to ... It interferes with the development of the nervous system, and is therefore particularly toxic to children.

Major gaseous pollutant of the thermal power station is – (1) H2S (2) NH3 (3) NO2 (4) SO2

Description : Major gaseous pollutant of the thermal power station is – (1) H2S (2) NH3 (3) NO2 (4) SO2

Last Answer : (4) SO2 Explanation: A flue-gas stack is a type of chimney, a vertical pipe, channel or similar structure through which combustion product gases called flue gases are exhausted to the outside air ... CO2) and water vapor as well as nitrogen and excess oxygen remaining from the intake combustion air.

Supersonic jet causes pollution by thinning of - (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

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Last Answer : (1) O3 layer Explanation: Three forms (or allotropes) of oxygen are involved in the ozone-oxygen cycle: oxygen atoms (O or atomic oxygen), oxygen has (O2 or diatomic oxygen), and ... oxygen radicals. The atomic oxygen radicals then combine with separate O2 molecules to create two O3 molecules.

The most dangerous pollutant in vehicular emissions is A. CO B. SO2 C. CO2 D. O3

Description : The most dangerous pollutant in vehicular emissions is A. CO B. SO2 C. CO2 D. O3

Last Answer : ANS: A

Solvent used in Edeleanu process is (A) Furfural (B) Propane (C) Liquid SO2 (D) Phenol

Description : Solvent used in Edeleanu process is (A) Furfural (B) Propane (C) Liquid SO2 (D) Phenol

Last Answer : (C) Liquid SO2

Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become __________ mm. (A) 5 (B) 10 (C) 25 (D) 100

Description : Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become __________ mm. (A) 5 (B) 10 (C) 25 (D) 100

Last Answer : (C) 25

Wood is corroded by (A) Hydrochloric acid (B) SO2 (dry or wet) (C) Chlorine (dry or wet) (D) All (A), (B) and (C)

Description : Wood is corroded by (A) Hydrochloric acid (B) SO2 (dry or wet) (C) Chlorine (dry or wet) (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Cast iron vessels are not suitable for the storage of (A) Freon (B) H2SO4 (95%) at room temperature (C) H2SO4 (fuming) (D) Wet SO2

Description : Cast iron vessels are not suitable for the storage of (A) Freon (B) H2SO4 (95%) at room temperature (C) H2SO4 (fuming) (D) Wet SO2

Last Answer : (D) Wet SO2

Berl saddle made of carbon cannot be used for (A) Alkalis (B) SO2 (C) H2SO4 (D) Oxidising atmosphere

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Last Answer : (D) Oxidising atmosphere

Absorption accompanied with chemical reaction is exemplified by the absorption of (A) Ammonia in water (B) Benzol present in coke oven gas by wash oil (C) SO2 in alkaline solution (D) All (A), (B) and (C)

Description : Absorption accompanied with chemical reaction is exemplified by the absorption of (A) Ammonia in water (B) Benzol present in coke oven gas by wash oil (C) SO2 in alkaline solution (D) All (A), (B) and (C)

Last Answer : (C) SO2 in alkaline solution

The overall mass transfer co-efficient for the absorption of SO2 in air with dilute NaOH solution can be increased substantially by (A) Increasing the gas film co-efficient(B) Increasing the liquid film co-efficient(C) Increasing the total pressure(D) Decreasing the total pressure

Description : The overall mass transfer co-efficient for the absorption of SO2 in air with dilute NaOH solution can be increased substantially by (A) Increasing the gas film co-efficient (B) Increasing the liquid film co-efficient (C) Increasing the total pressure (D) Decreasing the total pressure

Last Answer : (A) Increasing the gas film co-efficient