Acide Base

Acide Base

9th Grade

19 Qs

quiz-placeholder

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QUIZ DE SÍMBOLOS Y NÚMEROS ATÓMICOS

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Acide Base

Acide Base

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Hard

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19 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

 Comment se nomme l'ion H3O+H_3O^+ 

hydronium

hydroxyde

oxonium

ammonium

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

comment calculer [H3O+]

10pH

-log pH

log pH

10-pH

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Un acide est une espèce

qui capte un électron

qui donne un électron

qui capte un proton

qui cède un proton

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

un couple s'écrit

acide/base

base/acide

5.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Quels sont les acides ?

HCl

NaOH

HCOOH

NH3

NH4+

6.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Une espèce chimique qui peut à la fois être un acide et une base

Ampholite

Ampholyte

Amphotère

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Comment calculer le pH d'une solution ?

= - log [ HO-]

= + log [ HO-]

= - log [ H3O-]

= - log [ H3O+]

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