Viraf J Dalal Chemistry Class 9. We covered all the Viraf J Dalal Chemistry Class 9 in this post for free so that you can practice well for the exam.
Install our MCQTUBE Android app from the Google Play Store and prepare for any competitive government exams for free.
These types of competitive MCQs appear in the exams like MHT-CET, NEET, JEE (Mains), and other Competitive Examinations, etc. We created all the competitive exam MCQs into several small posts on our website for your convenience.
You will get their respective links in the related posts section provided below.
Related Posts:
- SSLC Chemistry Chapter wise Questions and Answers
- Plus One Chemistry Important Questions and Answers
- Laxmi Publications Chemistry Class 12
Viraf J Dalal Chemistry Class 9 Objective for Students
The number of np electrons in the outer shell of elements of group 17 is
(A) Five
(B) Three
(C) Four
(D) Seven
Option a – Five
Which of the following sets of elements is known as halogens?
(A) Li, Na, K
(B) F, Cl, Br
(C) He, Ne, Ar
(D) Cu, Ag, Au
Option b – F, Cl, Br
Which of the following is known as super halogens?
(A) Cl₂
(B) Br2
(C) F2
(D) I2
Option c – F2
The formula of carnallite is
(A) KCI, MgCl2 6H₂O
(B) AgCl, MgBr₂ 7H₂O
(C) NaCl, MgC12.5H₂O
(D) FeSO4, (NH4)2SO4.7H₂O
Option a – KCI, MgCl2 6H₂O
Which of the following has the highest boiling point?
(A) F2
(B) I2
(C) Cl₂
(D) Br2
Option b – I2
The halogen bond length is the longest for
(A) F2
(B) Cl₂
(C) Br2
(D) I2
Option d – I2
Which of the following has one lone pair of electrons?
(A) IF3
(B) KI
(C) CIF3
(D) IF5
Option d – IF5
Among the known interhalogen compounds, the maximum number of atoms is
(A) 3
(B) 6
(C) 7
(D) 8
Option d – 8
Which of the following has the highest electron gain enthalpy?
(A) Fluorine
(B) Chlorine
(C) Bromine
(D) Iodine
Option b – Chlorine
HI acid when heated with conc. H₂SO4 forms
(A) HIO3
(B) KIO3
(C) I2
(D) KI
Option c – I2
Which of the following occurs in a liquid state at room temperature?
(A) HIO3
(B) HBr
(C) HCI
(D) HF
Option d – HF
The stability of inter-halogen compounds follows the order
(A) BrF> IBr > ICI > CIF > BrCl
(B) FBr> BrF> ICI > CIF > BrCl
(C) CIF > ICI > FBr > IBr> BrF
(D) ICI > CIF > BrCl > IBr > BrF
Option c – CIF > ICI > FBr > IBr> BrF
BrCl reacts with water to form
(A) HBr
(B) Br₂ + Cl₂
(C) HOBr
(D) HOBr + HCl
Option d – HOBr + HCl
Chlorine reacts with an excess of fluorine to form
(A) CIF
(B) CIF3
(C) CIF2
(D) Cl₂F3
Option b – ClF3
In interhalogen compounds, which of the following halogens is never the central atom?
(A) I
(B) Cl
(C) Br
(D) F
Option d – F
Chlorine is obtained by the electrolysis of…P…. and is liberated at ….Q…. Here P and Q refer to
(A) NaCl – P Q – Anode
(B) Brine – P, Q – Anode
(C) Brine – P, Q – Cathode
(D) NaCl-P, Q-Cathode
Option b – Brine – P, Q – Anode
A metal, M forms chlorides in +2 and +4 oxidation states. Which of the following statements about these chlorides is correct?
(A) MC₂ is more volatile than MCl4
(B) MC12 is more soluble in anhydrous ethanol than MCl4
(C) MCl₂ is more ionic than MCl4
(D) MC12 is more hydrolysed than MCl4
Option c – MCl₂ is more ionic than MCl4
In IF7, iodine is the following state of hybridization
(A) sp³d³
(B) dsp³
(C) dsp³
(D) sp³d²
Option a – sp³d³
We covered all the viraf j dalal chemistry class 9 above in this post for free so that you can practice well for the exam.
Check out the latest MCQ content by visiting our mcqtube website homepage.
Also, check out:
- Inter 2nd Year Chemistry Important Questions
- IIT Jam Chemistry Study Material
- ICSE Class 9 Chemistry Question Paper
