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D1 > set b > Flashcards

set b Flashcards

1
Q

Arrange the steps in formation of the elements in the correct order.

I. formation of oxygen-16
II. helium burning
III. hydrogen burning
IV. reaction of beryllium-8 with helium-4
V. successive fusions up to calcium-40

A

III - II - IV - I - V

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2
Q

“Polyester” is produced by a(an) _____ reaction between terephthalic acid and _____.

  • condensation; ethylene glycol
  • addition; ethylene diamine
  • condensation; ethylene
  • addition; ethylene
  • disproportionation; ethylene glycol
A

condensation; ethylene glycol

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3
Q

A pleated sheet arrangement of proteins

  • is found in silk fibers
  • is found in muscle fibers
  • contains interchain hydrogen bonds
  • results when hydrogen bonds occur between protein chains
  • all of the choices
A

all of the choices

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4
Q

The aid catalyzed addition of water to 1-butene will form what compound?

  • 1-butanol
  • 2-butanol
  • isopropyl alcohol
  • propanol
A

2-butanol

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5
Q

What carbonyl compound produce a secondary alcohol with lithium aluminum hydride?

  • Aldehyde
  • Ketone
  • Ester
  • Carboxylic acid
A

Ketone

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6
Q

Which of the following alcohols will undergo bimolecular nucleophilic substitution?

  • 2-methyl-12-propanol
  • 1-propanol
  • 2-propanol
  • all of the choices
A

1-propanol

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7
Q

When ethyl bromide is treated with sodium in dry ether, the product is

  • Propane
  • Butane
  • Methylpropane
  • Ethane
A

Butane

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8
Q

What is RA 6969?

A

Hazardous Waste Control Act

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9
Q

What is RA 8749?

A

Clean Air Act

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10
Q

What is RA 9003?

A

Solid Waste Management Act

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11
Q

What is RA 9275?

A

Clean Water Act

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12
Q

What is RA 9297?

A

Chemical Engineering Law

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13
Q

Most of the atmospheric air pollutants are present in the:

  • Stratosphere
  • Ionosphere
  • Troposphere
  • Thermosphere
A

Troposphere

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14
Q

All are heavy metals except:

  • Cadmium
  • Mercury
  • Lead
  • Nickel
A

Nickel

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15
Q

What is the use of Al2(SO4)3 (aluminium sulfate) in water treatment?

  • Deodorizer
  • Disinfectant
  • Coagulant
  • Flocculant
A

Coagulant

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16
Q

Permanent hardness of water is due to the presence of calcium and magnesium…

  • Nitrates
  • Cyanates
  • Sulfates and Chlorides
  • Carbonates and Bicarbonates
A

Sulfates and Chlorides

17
Q

What element is used to set standards for color?

  • Cobalt
  • Platinum
  • Titanium
  • Nickel
A

Platinum

18
Q

A type of plume produced during inversion that helps keeps the pollution high above the ground thereby reducing exposure to people living downwind.

  • Lofting
  • Fumigation
  • Coning
  • Fanning
A

Lofting

19
Q

The following are illness caused by exposure to particulate matters except:

  • Asbestosis
  • Asthma
  • Itay-itay
  • White lunch
A

Itay-itay

20
Q

An international treaty designed to limit the movement of hazardous wastes between countries and prevents developed countries from transferring their hazardous wastes to developing countries

  • Montreal Protocol
  • Kyoto Protocol
  • Minamata Convention
  • Basel Convention
A

Basel Convention

21
Q

The DENR Administrative Order for Water Quality Guidelines nd General Effluent Standards is also known as:

  • DAO 2016-08
  • DAO 34
  • DAO 35
  • DAO 1990-35
A

DAO 2016-08

22
Q

A major part of an incinerator that controls the temperature and absorbs heat to provide hot water for steam and to avoid incomplete combustion.

  • Heat Exchanger
  • Boiler
  • Water wall
  • Steam Reformer
A

Water wall

23
Q

Due to its effectivity in preventing leakage of leachate, sanitary landfills are lined with:

  • Gravel
  • Activated carbon
  • Fertilizers
  • Clay
A

Clay

24
Q

The following are pollutants produced from incineration except:

  • Dioxins and Furans
  • Mercury
  • Particulate Matters
  • Lead
A

Lead

25
Q

Upon the implementation of RA 8749, the use of _____ was prohibited

  • Sanitary Landfills
  • Open Dump Sites
  • Material Recovery Facilities
  • Landfills
A

Open Dump Sites

26
Q

It is the process in which glass is poured in a nuclear waste to prevent soil and groundwater contamination.

  • Vitrification
  • Annelaing
  • Carbonization
  • Nucleation
A

Vitrtification

D1 (7 decks)

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