Trần Hải Anh

Trần Hải Anh

10th Grade

25 Qs

quiz-placeholder

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Trần Hải Anh

Trần Hải Anh

Assessment

Quiz

Chemistry

10th Grade

Easy

Created by

HẢI ANH

Used 1+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nguyên tố hóa học nào sau đây thuộc nhóm halogen?

Chlorine

Oxygen

Nitrogen

Carbon

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which are figures of Chlorine gas synthesis?

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bromite

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Full component of Javel solution

NaCl + NaClO + H2O

NaClO + H2O

NaClO + HClO + H2O

HCl + HClO + H2O

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fluoride

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which is the reaction that was applied in industrial synthesis of Chlorine gas?

MnO2+4HCl MnCl2 +2H2O +Cl2MnO_2+4HCl\ →MnCl_{2\ }+2H_2O\ +Cl_2\uparrow

2KMnO4 +16HCl 2KCl +2MnCl2 +8H2O +5Cl22KMnO_4\ +16HCl\ \rightarrow\ 2KCl\ +2MnCl_2\ +8H_2O\ +5Cl_2

KClO3 +6HCl KCl +3H2O + 3Cl2KClO_3\ +6HCl\ \rightarrow\ KCl\ +3H_2O\ +\ 3Cl_2\uparrow

2NaCl + 2H2O electrolyte wt membrane H2 +Cl2 + 2NaOH2NaCl\ +\ 2H_2O\ _{\overrightarrow{electrolyte\ wt\ membrane}}\ \ H_2\uparrow\ +Cl_2\uparrow\ +\ 2NaOH

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fluorite

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