Welcome to the 9th Class Chemistry Chapter 07 MCQs Online Test. We are presenting you with top MCQ questions from the 9th Class Chemistry Chapter Electrochemistry.
We want to tell you that you can find all the 9th Class Chemistry Chapter 07 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Matric Exams. We are making these Class 9 Chemistry MCQs online tests for those who want full marks in their exams. Attempt all these Grade 9 Chemistry Online Multiple Choice Questions MCQs before going for the exam and it will be beneficial for you! These online tests contain all the important multiple choice questions in the important topics of the SSC Part 1 Chemistry Chapter 07 Electrochemistry.
9th Class Chemistry Chapter 07 MCQs with Answers
Youth For Pakistan has provided an excellent opportunity for the students of the 9th class to prepare their Chemistry Chapter 07 Electrochemistry online with MCQs test.
This is a free platform for students to prepare for Biology Exams for Class 9 to get the best accomplishments in annual exams. 9th class Students can analyze themself by attempting this online test system as many times as they want until they find themself fully prepared.
MCQs Class 9 Chemistry with Answers
The purpose of these online MCQs tests is to help you evaluate your 9th Class Chemistry Chapter 07 MCQs. These Multiple Choice Questions (MCQs) will prepare you for your academic success in the 9th Class Exams. 9th Class Chemistry chapters includes Chapter 1 – Fundamentals of Chemistry, Chapter 2 – Structure of Atoms, Chapter 3 – Periodic Table and Periodicity of Properties, Chapter 4 – Structure of Molecules, Chapter 5 – Physical States of Matter, Chapter 6 – Solutions, Chapter 7 – Electrochemistry and Chapter 8 – Chemical Reactivity.
What is the Electrochemistry?
Electrochemistry is the study of chemical processes that cause electrons to move. This movement of electrons is called electricity, which can be generated by movements of electrons from one element to another in a reaction known as an oxidation-reduction (“redox”) reaction
9th Class Chemistry Chapter 07 MCQs: Electrochemistry
1. Symbol of hydronium ion is:
(a) H+
(b) OH–
(c) H30+
(d) none of these
2.. An example of non electrolyte is:
(a) Glucose
(b) aq NaCl
(c) HCI
(d) H2SO4
3.. An example of weak electrolyte is :
(a) HNO3
(b) HCI
(c) H2SO4
(d) H2CO3
4. During electrolysis takes place at anode.
(a) Catenation
(b) oxidation
(c) reduction
(d) addition
5. Which is not the characteristic of electrolyte?
(a) Cheap
(b) conductor
(c) easily oxidized
(d) soluble in water
6. In dry cell_ acts as cathode:
(a) Zn cup
(b) graphite rod
(c) paste
(d) steel rod
7. In Zn-Cu galvanic cell, Zn is dipped in:
(a) ZnSO4
(b) Zn(NO3)2
(c) CuSO4
(d) both a & b
8.In Zn-Cu galvanic cell, Zn is used as:
(a) Cathode
(b) anode
(c) electrode
(d) all of above
9. In Zn + Cu+2 → Zn+2 + Cu, Zn is:
(a) Oxidized
(b) reduced
(c) redoxed
(d) decomposed
10. Anions are ions.
(a) Positive
(b) neutral
(c) negative
(d) amphoteric