POOL OPERATORS test 3 Questions
and Answers Latest Versions 2025 A+
what will a DPD measure
TC, FC
how much CC should a pool have ideally
zero
shocking the pool is also called
breakpoint chlorination
breakpoint chlorination is the conversion of ________
into ______
combine chlorine, nitrogen gas
breakpoint chlorination equation
BPC = 10 x CC [BPC = 10 x (TC - FC)]
whole cyanuric acid range: _____ to ______ppm
0, 100
ideal cyanuric acid range: _____ to ______ ppm
30, 50
acts as a protection for chlorine compounds from UV
light
cyanuric acid
CyA will act as a stabilizer for _______ but does not
stabilize ________
free chlorine, bromine
The only way to reduce CyA concentration is to
_______
, dilute the water and replace it
whole range of bromine: ____ to _____
2, 10
ideal range of bromine: _____ to ______
4, 6
second most common disinfectant in the pool
bromine
two types of bromine used
sodium bromide, solid bromide
Bromine in natural form is a ______ but is in _____
form when
added to pools
reddish brown liquid, solid
__________ is similar to hypochlorous acid
hypobromous acid
bromine releases _____ and _____ when added to
water
hypobromite ion, hydrogen ion
bromine will ______ pH when added to water
lower
whole range of pH: ____to_____
7.2, 7.8
ideal range of pH: ____ to ____
7.4, 7.6
things that influence pH (6)
and Answers Latest Versions 2025 A+
what will a DPD measure
TC, FC
how much CC should a pool have ideally
zero
shocking the pool is also called
breakpoint chlorination
breakpoint chlorination is the conversion of ________
into ______
combine chlorine, nitrogen gas
breakpoint chlorination equation
BPC = 10 x CC [BPC = 10 x (TC - FC)]
whole cyanuric acid range: _____ to ______ppm
0, 100
ideal cyanuric acid range: _____ to ______ ppm
30, 50
acts as a protection for chlorine compounds from UV
light
cyanuric acid
CyA will act as a stabilizer for _______ but does not
stabilize ________
free chlorine, bromine
The only way to reduce CyA concentration is to
_______
, dilute the water and replace it
whole range of bromine: ____ to _____
2, 10
ideal range of bromine: _____ to ______
4, 6
second most common disinfectant in the pool
bromine
two types of bromine used
sodium bromide, solid bromide
Bromine in natural form is a ______ but is in _____
form when
added to pools
reddish brown liquid, solid
__________ is similar to hypochlorous acid
hypobromous acid
bromine releases _____ and _____ when added to
water
hypobromite ion, hydrogen ion
bromine will ______ pH when added to water
lower
whole range of pH: ____to_____
7.2, 7.8
ideal range of pH: ____ to ____
7.4, 7.6
things that influence pH (6)
