CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Laboratory Preparation of Ammonia

In disinfecti...

Question

In disinfection, which of the following forms of chlorine is most effective in killing the pathogenic bacteria

A

H O C l

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

C l

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

N H_{2} C l

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

O C l^{-}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $H O C l$
$H O C l, O C l^{-}$ and $C l_{2}$ are called freely available chlorine.

Out of these forms, HOCl is most reactive and is 80% more effective than $O C l^{-}$ .

Suggest Corrections

thumbs-up

1

Similar questions

Q. Which one of the following is most effective as disinfectant?

Q. Which of the following cells are most effective in destroying intracellular pathogens

Q. Chlorine gas used for disinfection combines with water to form hypochlorous acid (HOCI). The HOCl ionizes to form hypochlorite

(O C l^{-})

in a reversible reaction:

H O C l \leftrightarrow H^{+} + O C L^{-} (k = 2.7 \times 10^{- 8} a t 20^{\circ} C)

the equilibrium of which is governed by pH. The sum of HOCl and

O C l^{-}

is known as free chlorine residual and HOCl is the more effective disinfectant. The 90%, fraction of HOCl in the free chlorine residual is available at a pH value

Q. is most commonly used as disinfectant for killing bacteria in water?

Q. During chlorination process, aqueous (aq) chlorine reacts rapidly with water to form

C l^{-}, H O C l, a n d H^{+}

C l_{2} (a q) + H_{2} O ⇌ H O C l + C l^{-} + H^{+}

The most active disinfectant in the chlorination process from amongst the following, is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Laboratory Preparation of Ammonia

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Laboratory Preparation of Ammonia

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon