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POOL OPERATOR QUIZ #4 QUESTIONS WITH CORRECT ANSWERS
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POOL OPERATOR QUIZ #4 QUESTIONS WITH CORRECT ANSWERS
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POOL OPERATOR QUIZ #4 QUESTIONSWITH CORRECT ANSWERS
Of the swimming pool water contaminants listed below, which one do you think is the
biggest threat to swimmers? - Answer-Bacteria
When added to water, all commonly used chlorine-based pool products from
--------------- ------------- which is the active form of chlorine. - Answer-Hypochlorous acid
and Hypoclorus Ions
Chloramines are irritating and odorous substances formed when chlorine sanitizer
combine with ... - Answer-Ammonia/ Nitrogen compounds
Chloramine levels can be found by first testing for free chlorine and then total chlorine in
the same sample and then ... - Answer-Subtracting the free chlorine level the total
chlorine level to give the chloramine or combined chlorine level
Cyanuric acid is added to pool water to : - Answer-Stabilize chlorine and reduce their
decomposition by sunlight.
The bromine fractions in water that are effective sanitze are - Answer-Hypobromous
acid & Bromamine
The least expensive and most effective indication of a pool water's pH is - Answer-
Result of a pH test
When testing for "free" chlorine, we are measuring the combined amount of: - Answer-
Hypochlorous acid and Hypochlorite irons
Total Alkalinity is a measurement of chemical substances in pool water that together: -
Answer-Act as buffers and help prevent changes in pH
In relation to other water balance factors, too high a concentration of calcium in pool
water can cause. - Answer-Calcium to deposit out on pool surfaces and equipment.
When the saturation index of swimming pool water is substantially greater than zero, the
water tends to be: - Answer-Scaling
Match the chlorinating compounds below with their most commonly found active
chlorine content:
------ Dichlor
------ Trichlor
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